CVE-2019-1003041 — A sandbox bypass vulnerability in Jenkins Pipeline: Groovy Plugin 2

A sandbox bypass vulnerability in Jenkins Pipeline: Groovy Plugin 2.64 and earlier allows attackers to invoke arbitrary constructors in sandboxed scripts.

01What is this vulnerability?

A sandbox bypass vulnerability in Jenkins Pipeline: Groovy Plugin 2.64 and earlier allows attackers to invoke arbitrary constructors in sandboxed scripts.

02Affected products

Vendor	Product	Versions
Jenkins project	Jenkins Pipeline: Groovy Plugin	2.64 and earlier

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-03-28T17:59:29.000Z
• Last modified: 2024-08-05T03:07:17.842Z

09References

• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/03/28/2
• www.securityfocus.com — http://www.securityfocus.com/bid/107628
• access.redhat.com — https://access.redhat.com/errata/RHSA-2019:1423
• jenkins.io — https://jenkins.io/security/advisory/2019-03-25/#SECURITY-1353