Vulnerability in Jenkins
CVE-2021-21682
Jenkins 2.314 and earlier, LTS 2.303.1 and earlier accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows.
EPSS: 0.010 (59.9th percentile) — read the EPSS interpretation.
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:N/I:L/A:N.
Affected products
- Jenkins
- Jenkins Project — versions unspecified
- Microsoft Windows
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-2021-21682?
- CVE-2021-21682 is a medium-severity vulnerability in Jenkins. CVSS score: 4.3/10. Published 2021-10-06.
- How severe is CVE-2021-21682?
- Medium severity. CVSS v3 base score is 4.3 out of 10.