550 lines
16 KiB
Go
550 lines
16 KiB
Go
/* Vuls - Vulnerability Scanner
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Copyright (C) 2016 Future Architect, Inc. Japan.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package report
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import (
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"bytes"
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"fmt"
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"strings"
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"github.com/future-architect/vuls/config"
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"github.com/future-architect/vuls/models"
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"github.com/gosuri/uitable"
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)
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const maxColWidth = 100
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func formatScanSummary(rs ...models.ScanResult) string {
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table := uitable.New()
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table.MaxColWidth = maxColWidth
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table.Wrap = true
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for _, r := range rs {
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var cols []interface{}
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if len(r.Errors) == 0 {
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cols = []interface{}{
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r.FormatServerName(),
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fmt.Sprintf("%s%s", r.Family, r.Release),
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fmt.Sprintf("%d CVEs", len(r.ScannedCves)),
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r.Packages.FormatUpdatablePacksSummary(),
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}
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} else {
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cols = []interface{}{
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r.FormatServerName(),
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"Error",
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"",
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"Run with --debug to view the details",
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}
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}
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table.AddRow(cols...)
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}
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return fmt.Sprintf("%s\n", table)
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}
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func formatOneLineSummary(rs ...models.ScanResult) string {
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table := uitable.New()
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table.MaxColWidth = maxColWidth
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table.Wrap = true
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for _, r := range rs {
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var cols []interface{}
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if len(r.Errors) == 0 {
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cols = []interface{}{
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r.FormatServerName(),
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r.CveSummary(config.Conf.IgnoreUnscoredCves),
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r.Packages.FormatUpdatablePacksSummary(),
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}
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} else {
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cols = []interface{}{
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r.FormatServerName(),
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"Error: Scan with --debug to view the details",
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"",
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}
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}
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table.AddRow(cols...)
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}
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return fmt.Sprintf("%s\n", table)
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}
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func formatShortPlainText(r models.ScanResult) string {
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stable := uitable.New()
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stable.MaxColWidth = maxColWidth
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stable.Wrap = true
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vulns := r.ScannedCves
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if !config.Conf.IgnoreUnscoredCves {
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vulns = r.ScannedCves.Find(func(v models.VulnInfo) bool {
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if 0 < v.CveContents.MaxCvss2Score().Value.Score ||
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0 < v.CveContents.MaxCvss3Score().Value.Score {
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return true
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}
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return false
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})
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}
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var buf bytes.Buffer
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for i := 0; i < len(r.ServerInfo()); i++ {
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buf.WriteString("=")
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}
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header := fmt.Sprintf("%s\n%s\n%s\t%s\n\n",
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r.ServerInfo(),
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buf.String(),
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r.CveSummary(config.Conf.IgnoreUnscoredCves),
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r.Packages.FormatUpdatablePacksSummary(),
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)
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if len(r.Errors) != 0 {
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return fmt.Sprintf(
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"%s\nError: Scan with --debug to view the details\n%s\n\n",
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header, r.Errors)
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}
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if len(vulns) == 0 {
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return fmt.Sprintf(`
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%s
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No CVE-IDs are found in updatable packages.
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%s
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`, header, r.Packages.FormatUpdatablePacksSummary())
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}
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for _, vuln := range vulns {
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//TODO
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// var packsVer string
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// for _, name := range vuln.PackageNames {
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// // packages detected by OVAL may not be actually installed
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// if pack, ok := r.Packages[name]; ok {
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// packsVer += fmt.Sprintf("%s\n",
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// pack.FormatVersionFromTo())
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// }
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// }
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// for _, name := range vuln.CpeNames {
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// packsVer += name + "\n"
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// }
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summaries := vuln.CveContents.Summaries(config.Conf.Lang, r.Family)
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links := vuln.CveContents.SourceLinks(config.Conf.Lang, r.Family)
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if len(links) == 0 {
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links = []models.CveContentStr{{
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Type: models.NVD,
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Value: "https://nvd.nist.gov/vuln/detail/" + vuln.CveID,
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}}
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}
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cvsses := ""
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for _, cvss := range vuln.CveContents.Cvss2Scores() {
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c2 := cvss.Value
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cvsses += fmt.Sprintf("%3.1f/%s (%s)\n",
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c2.Score, c2.Vector, cvss.Type)
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}
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cvsses += fmt.Sprintf("%s\n", vuln.Cvss2CalcURL())
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for _, cvss := range vuln.CveContents.Cvss3Scores() {
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c3 := cvss.Value
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cvsses += fmt.Sprintf("%3.1f/CVSS:3.0/%s (%s)\n",
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c3.Score, c3.Vector, cvss.Type)
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}
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if 0 < len(vuln.CveContents.Cvss3Scores()) {
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cvsses += fmt.Sprintf("%s\n", vuln.Cvss3CalcURL())
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}
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var maxCvss string
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v2Max := vuln.CveContents.MaxCvss2Score()
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v3Max := vuln.CveContents.MaxCvss3Score()
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if v2Max.Value.Score <= v3Max.Value.Score {
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maxCvss = fmt.Sprintf("%3.1f %s (%s)",
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v3Max.Value.Score,
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strings.ToUpper(v3Max.Value.Severity),
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v3Max.Type)
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} else {
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maxCvss = fmt.Sprintf("%3.1f %s (%s)",
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v2Max.Value.Score,
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strings.ToUpper(v2Max.Value.Severity),
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v2Max.Type)
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}
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rightCol := fmt.Sprintf(`%s
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%s
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---
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%s
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%sConfidence: %v`,
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maxCvss,
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summaries[0].Value,
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links[0].Value,
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cvsses,
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// packsVer,
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vuln.Confidence,
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)
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leftCol := fmt.Sprintf("%s", vuln.CveID)
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scols := []string{leftCol, rightCol}
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cols := make([]interface{}, len(scols))
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for i := range cols {
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cols[i] = scols[i]
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}
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stable.AddRow(cols...)
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stable.AddRow("")
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}
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return fmt.Sprintf("%s\n%s\n", header, stable)
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}
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func formatFullPlainText(r models.ScanResult) string {
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serverInfo := r.ServerInfo()
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var buf bytes.Buffer
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for i := 0; i < len(serverInfo); i++ {
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buf.WriteString("=")
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}
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header := fmt.Sprintf("%s\n%s\n%s\t%s\n",
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r.ServerInfo(),
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buf.String(),
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r.CveSummary(config.Conf.IgnoreUnscoredCves),
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r.Packages.FormatUpdatablePacksSummary(),
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)
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if len(r.Errors) != 0 {
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return fmt.Sprintf(
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"%s\nError: Scan with --debug to view the details\n%s\n\n",
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header, r.Errors)
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}
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//TODO
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// if len(r.KnownCves) == 0 && len(r.UnknownCves) == 0 {
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// return fmt.Sprintf(`
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// %s
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// No CVE-IDs are found in updatable packages.
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// %s
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// `, header, r.Packages.FormatUpdatablePacksSummary())
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// }
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// scoredReport, unscoredReport := []string{}, []string{}
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// scoredReport, unscoredReport = formatPlainTextDetails(r, r.Family)
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// unscored := ""
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// if !config.Conf.IgnoreUnscoredCves {
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// unscored = strings.Join(unscoredReport, "\n\n")
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// }
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// scored := strings.Join(scoredReport, "\n\n")
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// detail := fmt.Sprintf(`
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// %s
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// %s
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// `,
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// scored,
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// unscored,
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// )
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// return fmt.Sprintf("%s\n%s\n%s", header, detail, formatChangelogs(r))
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return ""
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}
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//TODO
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func formatPlainTextDetails(r models.ScanResult, osFamily string) (scoredReport, unscoredReport []string) {
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// for _, cve := range r.KnownCves {
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// switch config.Conf.Lang {
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// case "en":
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// if 0 < cve.CveDetail.Nvd.CvssScore() {
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// scoredReport = append(
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// scoredReport, formatPlainTextDetailsLangEn(cve, osFamily))
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// } else {
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// scoredReport = append(
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// scoredReport, formatPlainTextUnknownCve(cve, osFamily))
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// }
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// case "ja":
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// if 0 < cve.CveDetail.Jvn.CvssScore() {
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// scoredReport = append(
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// scoredReport, formatPlainTextDetailsLangJa(cve, osFamily))
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// } else if 0 < cve.CveDetail.Nvd.CvssScore() {
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// scoredReport = append(
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// scoredReport, formatPlainTextDetailsLangEn(cve, osFamily))
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// } else {
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// scoredReport = append(
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// scoredReport, formatPlainTextUnknownCve(cve, osFamily))
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// }
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// }
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// }
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// for _, cve := range r.UnknownCves {
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// unscoredReport = append(
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// unscoredReport, formatPlainTextUnknownCve(cve, osFamily))
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// }
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return
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}
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// func formatPlainTextUnknownCve(cveInfo models.CveInfo, osFamily string) string {
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// cveID := cveInfo.VulnInfo.CveID
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// dtable := uitable.New()
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// dtable.MaxColWidth = maxColWidth
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// dtable.Wrap = true
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// dtable.AddRow(cveID)
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// dtable.AddRow("-------------")
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// dtable.AddRow("Score", "?")
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// dtable.AddRow("NVD", fmt.Sprintf("%s/%s", nvdBaseURL, cveID))
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// dlinks := distroLinks(cveInfo, osFamily)
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// for _, link := range dlinks {
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// dtable.AddRow(link.title, link.url)
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// }
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// dtable.AddRow("CVE Details", fmt.Sprintf("%s/%s", cveDetailsBaseURL, cveID))
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// dtable = addPackageInfos(dtable, cveInfo.Packages)
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// dtable = addCpeNames(dtable, cveInfo.CpeNames)
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// dtable.AddRow("Confidence", cveInfo.VulnInfo.Confidence)
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// return fmt.Sprintf("%s", dtable)
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// }
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//TODO
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// func formatPlainTextDetailsLangJa(cveInfo models.CveInfo, osFamily string) string {
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// return "TODO"
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// cveDetail := cveInfo.CveDetail
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// cveID := cveDetail.CveID
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// jvn := cveDetail.Jvn
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// dtable := uitable.New()
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// dtable.MaxColWidth = maxColWidth
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// dtable.Wrap = true
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// dtable.AddRow(cveID)
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// dtable.AddRow("-------------")
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// if score := cveDetail.Jvn.CvssScore(); 0 < score {
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// dtable.AddRow("Score",
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// fmt.Sprintf("%4.1f (%s)",
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// cveDetail.Jvn.CvssScore(),
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// jvn.CvssSeverity(),
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// ))
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// } else {
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// dtable.AddRow("Score", "?")
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// }
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// dtable.AddRow("Vector", jvn.CvssVector())
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// dtable.AddRow("Title", jvn.CveTitle())
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// dtable.AddRow("Description", jvn.CveSummary())
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// dtable.AddRow(cveDetail.CweID(), cweURL(cveDetail.CweID()))
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// dtable.AddRow(cveDetail.CweID()+"(JVN)", cweJvnURL(cveDetail.CweID()))
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// dtable.AddRow("JVN", jvn.Link())
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// dtable.AddRow("NVD", fmt.Sprintf("%s/%s", nvdBaseURL, cveID))
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// dtable.AddRow("MITRE", fmt.Sprintf("%s%s", mitreBaseURL, cveID))
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// dtable.AddRow("CVE Details", fmt.Sprintf("%s/%s", cveDetailsBaseURL, cveID))
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// dtable.AddRow("CVSSv2 Clac", fmt.Sprintf(cvssV2CalcBaseURL, cveID))
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// dtable.AddRow("CVSSv3 Clac", fmt.Sprintf(cvssV3CalcBaseURL, cveID))
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// dlinks := distroLinks(cveInfo, osFamily)
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// for _, link := range dlinks {
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// dtable.AddRow(link.title, link.url)
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// }
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// dtable = addPackageInfos(dtable, cveInfo.Packages)
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// dtable = addCpeNames(dtable, cveInfo.CpeNames)
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// dtable.AddRow("Confidence", cveInfo.VulnInfo.Confidence)
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// return fmt.Sprintf("%s", dtable)
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// }
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//TODO
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// func formatPlainTextDetailsLangEn(d models.CveInfo, osFamily string) string {
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// return ""
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// cveDetail := d.CveDetail
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// cveID := cveDetail.CveID
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// nvd := cveDetail.Nvd
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// dtable := uitable.New()
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// dtable.MaxColWidth = maxColWidth
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// dtable.Wrap = true
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// dtable.AddRow(cveID)
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// dtable.AddRow("-------------")
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// if score := cveDetail.Nvd.CvssScore(); 0 < score {
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// dtable.AddRow("Score",
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// fmt.Sprintf("%4.1f (%s)",
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// cveDetail.Nvd.CvssScore(),
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// nvd.CvssSeverity(),
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// ))
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// } else {
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// dtable.AddRow("Score", "?")
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// }
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// dtable.AddRow("Vector", nvd.CvssVector())
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// dtable.AddRow("Summary", nvd.CveSummary())
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// dtable.AddRow("CWE", cweURL(cveDetail.CweID()))
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// dtable.AddRow("NVD", fmt.Sprintf("%s/%s", nvdBaseURL, cveID))
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// dtable.AddRow("MITRE", fmt.Sprintf("%s%s", mitreBaseURL, cveID))
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// dtable.AddRow("CVE Details", fmt.Sprintf("%s/%s", cveDetailsBaseURL, cveID))
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// dtable.AddRow("CVSSv2 Clac", fmt.Sprintf(cvssV2CalcBaseURL, cveID))
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// dtable.AddRow("CVSSv3 Clac", fmt.Sprintf(cvssV3CalcBaseURL, cveID))
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// links := distroLinks(d, osFamily)
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// for _, link := range links {
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// dtable.AddRow(link.title, link.url)
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// }
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// dtable = addPackageInfos(dtable, d.Packages)
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// dtable = addCpeNames(dtable, d.CpeNames)
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// dtable.AddRow("Confidence", d.VulnInfo.Confidence)
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// return fmt.Sprintf("%s\n", dtable)
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// }
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type distroLink struct {
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title string
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url string
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}
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// distroLinks add Vendor URL of the CVE to table
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// func distroLinks(cveInfo models.CveInfo, osFamily string) []distroLink {
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// cveID := cveInfo.VulnInfo.CveID
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// switch osFamily {
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// case "rhel", "centos":
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// links := []distroLink{
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// {
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// "RHEL-CVE",
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// fmt.Sprintf("%s/%s", redhatSecurityBaseURL, cveID),
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// },
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// }
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// for _, advisory := range cveInfo.DistroAdvisories {
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// aidURL := strings.Replace(advisory.AdvisoryID, ":", "-", -1)
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// links = append(links, distroLink{
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// // "RHEL-errata",
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// advisory.AdvisoryID,
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// fmt.Sprintf(redhatRHSABaseBaseURL, aidURL),
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// })
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// }
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// return links
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// case "oraclelinux":
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// links := []distroLink{
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// {
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// "Oracle-CVE",
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// fmt.Sprintf(oracleSecurityBaseURL, cveID),
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// },
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// }
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// for _, advisory := range cveInfo.DistroAdvisories {
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// links = append(links, distroLink{
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// // "Oracle-ELSA"
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// advisory.AdvisoryID,
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// fmt.Sprintf(oracleELSABaseBaseURL, advisory.AdvisoryID),
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// })
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// }
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// return links
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// case "amazon":
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// links := []distroLink{
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// {
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// "RHEL-CVE",
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// fmt.Sprintf("%s/%s", redhatSecurityBaseURL, cveID),
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// },
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// }
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// for _, advisory := range cveInfo.DistroAdvisories {
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// links = append(links, distroLink{
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// // "Amazon-ALAS",
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// advisory.AdvisoryID,
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// fmt.Sprintf(amazonSecurityBaseURL, advisory.AdvisoryID),
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// })
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// }
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// return links
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// case "ubuntu":
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// return []distroLink{
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// {
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// "Ubuntu-CVE",
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// fmt.Sprintf("%s/%s", ubuntuSecurityBaseURL, cveID),
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// },
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// //TODO Ubuntu USN
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// }
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// case "debian":
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// return []distroLink{
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// {
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// "Debian-CVE",
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// fmt.Sprintf("%s/%s", debianTrackerBaseURL, cveID),
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// },
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// // TODO Debian dsa
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// }
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// case "FreeBSD":
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// links := []distroLink{}
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// for _, advisory := range cveInfo.DistroAdvisories {
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// links = append(links, distroLink{
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// "FreeBSD-VuXML",
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// fmt.Sprintf(freeBSDVuXMLBaseURL, advisory.AdvisoryID),
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// })
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// }
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// return links
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// default:
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// return []distroLink{}
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// }
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// }
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|
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// addPackages add package information related the CVE to table
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|
func addPackages(table *uitable.Table, packs []models.Package) *uitable.Table {
|
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for i, p := range packs {
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var title string
|
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if i == 0 {
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title = "Package"
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}
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ver := fmt.Sprintf(
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"%s -> %s", p.FormatVer(), p.FormatNewVer())
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table.AddRow(title, ver)
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}
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return table
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}
|
|
|
|
func addCpeNames(table *uitable.Table, names []string) *uitable.Table {
|
|
for _, n := range names {
|
|
table.AddRow("CPE", fmt.Sprintf("%s", n))
|
|
}
|
|
return table
|
|
}
|
|
|
|
func cweURL(cweID string) string {
|
|
return fmt.Sprintf("https://cwe.mitre.org/data/definitions/%s.html",
|
|
strings.TrimPrefix(cweID, "CWE-"))
|
|
}
|
|
|
|
func cweJvnURL(cweID string) string {
|
|
return fmt.Sprintf("http://jvndb.jvn.jp/ja/cwe/%s.html", cweID)
|
|
}
|
|
|
|
func formatChangelogs(r models.ScanResult) string {
|
|
buf := []string{}
|
|
for _, p := range r.Packages {
|
|
if p.NewVersion == "" {
|
|
continue
|
|
}
|
|
clog := formatOneChangelog(p)
|
|
buf = append(buf, clog, "\n\n")
|
|
}
|
|
return strings.Join(buf, "\n")
|
|
}
|
|
|
|
func formatOneChangelog(p models.Package) string {
|
|
buf := []string{}
|
|
if p.NewVersion == "" {
|
|
return ""
|
|
}
|
|
|
|
packVer := fmt.Sprintf("%s -> %s",
|
|
p.FormatVer(), p.FormatNewVer())
|
|
var delim bytes.Buffer
|
|
for i := 0; i < len(packVer); i++ {
|
|
delim.WriteString("-")
|
|
}
|
|
|
|
clog := p.Changelog.Contents
|
|
if lines := strings.Split(clog, "\n"); len(lines) != 0 {
|
|
clog = strings.Join(lines[0:len(lines)-1], "\n")
|
|
}
|
|
|
|
switch p.Changelog.Method {
|
|
case models.FailedToGetChangelog:
|
|
clog = "No changelogs"
|
|
case models.FailedToFindVersionInChangelog:
|
|
clog = "Failed to parse changelogs. For detials, check yourself"
|
|
}
|
|
buf = append(buf, packVer, delim.String(), clog)
|
|
return strings.Join(buf, "\n")
|
|
}
|