Vulnerability in Jenkins Google Kubernetes Engine

CVE-2020-2121

Jenkins Google Kubernetes Engine Plugin 0.8.0 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

EPSS: 0.027 (84.7th 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

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-2121?
CVE-2020-2121 is a high-severity vulnerability in Jenkins Google Kubernetes Engine. CVSS score: 8.8/10. Published 2020-02-12.
How severe is CVE-2020-2121?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-2121 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.