Detection rules › Kusto

GitHub Security Vulnerability in Repository

Severity
informational
Time window
1h
Source
github.com/Azure/Azure-Sentinel

'This alerts when there is a new security vulnerability in a GitHub repository.'

MITRE ATT&CK coverage

Rule body

id: 5436f471-b03d-41cb-b333-65891f887c43
name: GitHub Security Vulnerability in Repository
description: |
  'This alerts when there is a new security vulnerability in a GitHub repository.'
severity: Informational
requiredDataConnectors: []
queryFrequency: 1h
queryPeriod: 1h
triggerOperator: gt
triggerThreshold: 0
tactics:
  - InitialAccess
  - Execution
  - PrivilegeEscalation
  - DefenseEvasion
  - CredentialAccess
  - LateralMovement
relevantTechniques:
  - T1190
  - T1203
  - T1068
  - T1211
  - T1212
  - T1210
query: |
  GitHubRepo
  | where Action == "vulnerabilityAlert"
  | project TimeGenerated, DismmisedAt, Reason, vulnerableManifestFilename, Description, Link, PublishedAt, Severity, Summary
entityMappings: 
  - entityType: URL
    fieldMappings:
      - identifier: Url
        columnName: Link
version: 1.0.3
kind: Scheduled

Stages and Predicates

Stage 1: source

GitHubRepo

Stage 2: where

| where Action == "vulnerabilityAlert"

Stage 3: project

| project TimeGenerated, DismmisedAt, Reason, vulnerableManifestFilename, Description, Link, PublishedAt, Severity, Summary

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
Actioneq
  • vulnerabilityAlert
field:"Action" kind:eq value:"vulnerabilityAlert"

Output fields

These fields are emitted when the rule matches.

FieldSource
Descriptionproject
DismmisedAtproject
Linkproject
PublishedAtproject
Reasonproject
Severityproject
Summaryproject
TimeGeneratedproject
vulnerableManifestFilenameproject