132432dce6
* Support SUSE Enterprise Linux * Implement Reboot Required detection on SLES * Fix query OVAL because SUSE provides OVAL data each major.minor version * Update README * Support SUSE Enterprise 11
120 lines
3.4 KiB
Go
120 lines
3.4 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 oval
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import (
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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/future-architect/vuls/util"
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ovalmodels "github.com/kotakanbe/goval-dictionary/models"
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)
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// SUSE is the struct of SUSE Linux
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type SUSE struct {
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Base
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}
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// NewSUSE creates OVAL client for SUSE
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func NewSUSE() SUSE {
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// TODO implement other family
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return SUSE{
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Base{
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family: config.SUSEEnterpriseServer,
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},
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}
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}
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// FillWithOval returns scan result after updating CVE info by OVAL
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func (o SUSE) FillWithOval(r *models.ScanResult) (err error) {
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var relatedDefs ovalResult
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if o.isFetchViaHTTP() {
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if relatedDefs, err = getDefsByPackNameViaHTTP(r); err != nil {
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return err
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}
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} else {
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if relatedDefs, err = getDefsByPackNameFromOvalDB(o.family, r.Release, r.Packages); err != nil {
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return err
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}
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}
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for _, defPacks := range relatedDefs.entries {
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o.update(r, defPacks)
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}
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for _, vuln := range r.ScannedCves {
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if cont, ok := vuln.CveContents[models.SUSE]; ok {
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cont.SourceLink = "https://security-tracker.debian.org/tracker/" + cont.CveID
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vuln.CveContents[models.SUSE] = cont
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}
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}
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return nil
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}
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func (o SUSE) update(r *models.ScanResult, defPacks defPacks) {
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ovalContent := *o.convertToModel(&defPacks.def)
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ovalContent.Type = models.NewCveContentType(o.family)
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vinfo, ok := r.ScannedCves[defPacks.def.Title]
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if !ok {
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util.Log.Debugf("%s is newly detected by OVAL", defPacks.def.Title)
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vinfo = models.VulnInfo{
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CveID: defPacks.def.Title,
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Confidence: models.OvalMatch,
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CveContents: models.NewCveContents(ovalContent),
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}
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} else {
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cveContents := vinfo.CveContents
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ctype := models.NewCveContentType(o.family)
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if _, ok := vinfo.CveContents[ctype]; ok {
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util.Log.Debugf("%s OVAL will be overwritten", defPacks.def.Title)
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} else {
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util.Log.Debugf("%s is also detected by OVAL", defPacks.def.Title)
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cveContents = models.CveContents{}
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}
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if vinfo.Confidence.Score < models.OvalMatch.Score {
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vinfo.Confidence = models.OvalMatch
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}
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cveContents[ctype] = ovalContent
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vinfo.CveContents = cveContents
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}
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// uniq(vinfo.PackNames + defPacks.actuallyAffectedPackNames)
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for _, pack := range vinfo.AffectedPackages {
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defPacks.actuallyAffectedPackNames[pack.Name] = true
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}
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vinfo.AffectedPackages = defPacks.toPackStatuses(r.Family, r.Packages)
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vinfo.AffectedPackages.Sort()
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r.ScannedCves[defPacks.def.Title] = vinfo
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}
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func (o SUSE) convertToModel(def *ovalmodels.Definition) *models.CveContent {
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var refs []models.Reference
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for _, r := range def.References {
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refs = append(refs, models.Reference{
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Link: r.RefURL,
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Source: r.Source,
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RefID: r.RefID,
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})
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}
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return &models.CveContent{
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CveID: def.Title,
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Title: def.Title,
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Summary: def.Description,
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References: refs,
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}
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}
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