Improper input validation in Jenkins Pipeline\
CVE-2020-2109
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.013 (66.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Jenkins Pipeline\ — versions _groovy
- Jenkins Project Pipeline: Groovy Plugin — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- jenkinsci-cert@googlegroups.com (x_refsource_CONFIRM, Vendor Advisory)
- jenkinsci-cert@googlegroups.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-2109?
- CVE-2020-2109 is a high-severity vulnerability in Jenkins Pipeline\, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2020-02-12.
- How severe is CVE-2020-2109?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-2109 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.