Vulnerability in Jenkins Kubernetes
CVE-2021-21661
Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.016 (75.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Jenkins Kubernetes
- Jenkins Project Kubernetes Cli Plugin — versions unspecified
Public proof-of-concept exploits
References
- www.jenkins.io/security/advisory/2021-06-10/ (Vendor Advisory)
- www.openwall.com/lists/oss-security/2021/06/10/14 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21661?
- CVE-2021-21661 is a medium-severity vulnerability in Jenkins Kubernetes. CVSS score: 4.3/10. Published 2021-06-10.
- How severe is CVE-2021-21661?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2021-21661 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.