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Code Issues 2 Packages Projects Releases Wiki Activity

Added false positive heuristics.

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Šesták Vít
2017-03-31 09:05:45 +02:00
parent 10b3a3b6f1
commit 6044947481
5 changed files with 70 additions and 3 deletions
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20
app/com/ysoft/odc/OdcParser.scala
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@@ -121,7 +121,10 @@ object Confidence extends Enumeration {
final case class Reference(source: String, url: String, name: String)
final case class VulnerableSoftware(allPreviousVersion: Boolean, name: String)
final case class VulnerableSoftware(allPreviousVersion: Boolean, name: String){
def containsVersion = name.count(_==':') >= 4
def isVersionless = !containsVersion
}
final case class CvssRating(score: Option[Double], authenticationr: Option[String], availabilityImpact: Option[String], accessVector: Option[String], integrityImpact: Option[String], accessComplexity: Option[String], confidentialImpact: Option[String])
@@ -140,9 +143,24 @@ object CWE{
def forIdentifierWithDescription(name: String) = cwePool(new CWE(name))
}
final class RichBoolean(val value: Boolean) extends AnyVal{
@inline def ==> (right: => Boolean): Boolean = !value || right
}
object RichBoolean{
@inline implicit def toRichBoolean(value: Boolean) = new RichBoolean(value)
}
final case class Vulnerability(name: String, cweOption: Option[CWE], cvss: CvssRating, description: String, vulnerableSoftware: Seq[VulnerableSoftware], references: Seq[Reference]){
import RichBoolean.toRichBoolean
def cvssScore = cvss.score
def ysvssScore(affectedDeps: Set[GroupedDependency]) = cvssScore.map(_ * affectedDeps.flatMap(_.projects).toSet.size)
def likelyMatchesOnlyWithoutVersion(dependencyIdentifiers: Set[Identifier]) = dependencyIdentifiers.forall { id =>
// Rather a quick hack. Maybe it would be better to do this check in ODC.
val versionlessCpeIdentifierOption = id.toCpeIdentifierOption.map(_.split(':').take(4).mkString(":"))
versionlessCpeIdentifierOption.fold(true){ versionlessCpeIdentifier =>
vulnerableSoftware.forall(vs => vs.name.startsWith(versionlessCpeIdentifier) ==> vs.isVersionless)
}
}
}
final case class Identifier(name: String, confidence: Confidence.Confidence, url: String, identifierType: String) {