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[ CVE-2019-1003029 · Published 8 Mar 2019 ]

Jenkins Script Security Plugin Sandbox Bypass Vulnerability

Exploited · CISA KEV CVSS 9.9 EPSS 74%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-04-25
  • EPSS: 74% chance of exploitation in the next 30 days (higher than 99% of CVEs)
  • Critical severity: CVSS 9.9

[ Description ]Official description

A sandbox bypass vulnerability exists in Jenkins Script Security Plugin 1.53 and earlier in src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/GroovySandbox.java, src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/SecureGroovyScript.java that allows attackers with Overall/Read permission to execute arbitrary code on the Jenkins master JVM.

CISA: Jenkins Script Security Plugin contains a protection mechanism failure, allowing an attacker to bypass the sandbox.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 16 May 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References