feat(cve/mitre): support go-cve-dictionary:mitre (#1978)

* feat(cve/mitre): support go-cve-dictionary:mitre

* chore: adopt reviewer comment

* refactor(models): refactor CveContents method

reporter/sbom/cyclonedx.go

@@ -424,6 +424,9 @@ func cdxRatings(cveContents models.CveContents) *[]cdx.VulnerabilityRating {
 			if content.Cvss3Score != 0 || content.Cvss3Vector != "" || content.Cvss3Severity != "" {
 				ratings = append(ratings, cdxCVSS3Rating(string(content.Type), content.Cvss3Vector, content.Cvss3Score, content.Cvss3Severity))
 			}
+			if content.Cvss40Score != 0 || content.Cvss40Vector != "" || content.Cvss40Severity != "" {
+				ratings = append(ratings, cdxCVSS40Rating(string(content.Type), content.Cvss40Vector, content.Cvss40Score, content.Cvss40Severity))
+			}
 		}
 	}
 	return &ratings
@@ -480,6 +483,32 @@ func cdxCVSS3Rating(source, vector string, score float64, severity string) cdx.V
 	return r
 }
 
+func cdxCVSS40Rating(source, vector string, score float64, severity string) cdx.VulnerabilityRating {
+	r := cdx.VulnerabilityRating{
+		Source: &cdx.Source{Name: source},
+		Method: cdx.ScoringMethodCVSSv4,
+		Vector: vector,
+	}
+	if score != 0 {
+		r.Score = &score
+	}
+	switch strings.ToLower(severity) {
+	case "critical":
+		r.Severity = cdx.SeverityCritical
+	case "high":
+		r.Severity = cdx.SeverityHigh
+	case "medium":
+		r.Severity = cdx.SeverityMedium
+	case "low":
+		r.Severity = cdx.SeverityLow
+	case "none":
+		r.Severity = cdx.SeverityNone
+	default:
+		r.Severity = cdx.SeverityUnknown
+	}
+	return r
+}
+
 func cdxAffects(cve models.VulnInfo, ospkgToPURL map[string]string, libpkgToPURL, ghpkgToPURL map[string]map[string]string, wppkgToPURL map[string]string) *[]cdx.Affects {
 	affects := make([]cdx.Affects, 0, len(cve.AffectedPackages)+len(cve.CpeURIs)+len(cve.LibraryFixedIns)+len(cve.WpPackageFixStats))
 

reporter/slack.go

@@ -253,7 +253,7 @@ func (w SlackWriter) attachmentText(vinfo models.VulnInfo, cweDict map[string]mo
 	maxCvss := vinfo.MaxCvssScore()
 	vectors := []string{}
 
-	scores := append(vinfo.Cvss3Scores(), vinfo.Cvss2Scores()...)
+	scores := append(vinfo.Cvss40Scores(), append(vinfo.Cvss3Scores(), vinfo.Cvss2Scores()...)...)
 	for _, cvss := range scores {
 		if cvss.Value.Severity == "" {
 			continue
@@ -268,6 +268,8 @@ func (w SlackWriter) attachmentText(vinfo models.VulnInfo, cweDict map[string]mo
 			calcURL = fmt.Sprintf(
 				"https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?name=%s",
 				vinfo.CveID)
+		case models.CVSS40:
+			calcURL = fmt.Sprintf("https://www.first.org/cvss/calculator/4.0#%s", cvss.Value.Vector)
 		}
 
 		if conts, ok := vinfo.CveContents[cvss.Type]; ok {

reporter/syslog.go

@@ -73,6 +73,11 @@ func (w SyslogWriter) encodeSyslog(result models.ScanResult) (messages []string)
 			kvPairs = append(kvPairs, fmt.Sprintf(`cvss_vector_%s_v3="%s"`, cvss.Type, cvss.Value.Vector))
 		}
 
+		for _, cvss := range vinfo.Cvss40Scores() {
+			kvPairs = append(kvPairs, fmt.Sprintf(`cvss_score_%s_v40="%.2f"`, cvss.Type, cvss.Value.Score))
+			kvPairs = append(kvPairs, fmt.Sprintf(`cvss_vector_%s_v40="%s"`, cvss.Type, cvss.Value.Vector))
+		}
+
 		if conts, ok := vinfo.CveContents[models.Nvd]; ok {
 			for _, cont := range conts {
 				cwes := strings.Join(cont.CweIDs, ",")

reporter/util.go

@@ -337,18 +337,26 @@ No CVE-IDs are found in updatable packages.
 	for _, vuln := range r.ScannedCves.ToSortedSlice() {
 		data := [][]string{}
 		data = append(data, []string{"Max Score", vuln.FormatMaxCvssScore()})
+		for _, cvss := range vuln.Cvss40Scores() {
+			if cvssstr := cvss.Value.Format(); cvssstr != "" {
+				data = append(data, []string{string(cvss.Type), cvssstr})
+			}
+		}
 		for _, cvss := range vuln.Cvss3Scores() {
 			if cvssstr := cvss.Value.Format(); cvssstr != "" {
 				data = append(data, []string{string(cvss.Type), cvssstr})
 			}
 		}
-
 		for _, cvss := range vuln.Cvss2Scores() {
 			if cvssstr := cvss.Value.Format(); cvssstr != "" {
 				data = append(data, []string{string(cvss.Type), cvssstr})
 			}
 		}
 
+		for _, ssvc := range vuln.CveContents.SSVC() {
+			data = append(data, []string{fmt.Sprintf("SSVC[%s]", ssvc.Type), fmt.Sprintf("Exploitation    : %s\nAutomatable     : %s\nTechnicalImpact : %s", ssvc.Value.Exploitation, ssvc.Value.Automatable, ssvc.Value.TechnicalImpact)})
+		}
+
 		data = append(data, []string{"Summary", vuln.Summaries(
 			r.Lang, r.Family)[0].Value})
 
@@ -770,7 +778,7 @@ func getMinusDiffCves(previous, current models.ScanResult) models.VulnInfos {
 }
 
 func isCveInfoUpdated(cveID string, previous, current models.ScanResult) bool {
-	cTypes := append([]models.CveContentType{models.Nvd, models.Jvn}, models.GetCveContentTypes(current.Family)...)
+	cTypes := append([]models.CveContentType{models.Mitre, models.Nvd, models.Jvn}, models.GetCveContentTypes(current.Family)...)
 
 	prevLastModifieds := map[models.CveContentType][]time.Time{}
 	preVinfo, ok := previous.ScannedCves[cveID]