Vulnerability in Jenkins Filesystem Trigger
CVE-2021-21657
Jenkins Filesystem Trigger Plugin 0.40 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.016 (74.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.9% 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 Filesystem Trigger
- Jenkins Project Filesystem Trigger Plugin — versions unspecified
References
- www.jenkins.io/security/advisory/2021-05-25/ (Vendor Advisory)
- www.openwall.com/lists/oss-security/2021/05/25/3 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21657?
- CVE-2021-21657 is a high-severity vulnerability in Jenkins Filesystem Trigger. CVSS score: 8.8/10. Published 2021-05-25.
- How severe is CVE-2021-21657?
- High severity. CVSS v3 base score is 8.8 out of 10.