Auth bypass in Jenkins Pluggable Authentication Module
CVE-2019-10319
A missing permission check in Jenkins PAM Authentication Plugin 1.5 and earlier, except 1.4.1 in PamSecurityRealm.DescriptorImpl#doTest allowed users with Overall/Read permission to obtain limited information about the file /etc/shadow and the user Jenkins is running as.
Vulnerability class: Broken Access Control
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: 0.008 (53.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000
Affected products
- Jenkins Pluggable Authentication Module — versions 1.0, 1.1, 1.2
- Jenkins Project Pam Authentication Plugin — versions 1.5 and earlier, except 1.4.1
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2019/05/21/1 (mailing-list, Mailing List, Third Party Advisory)
- jenkins.io/security/advisory/2019-05-21/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-10319?
- CVE-2019-10319 is a medium-severity vulnerability in Jenkins Pluggable Authentication Module, classified under Missing Authorization. CVSS score: 4.3/10. Published 2019-05-21.
- How severe is CVE-2019-10319?
- Medium severity. CVSS v3 base score is 4.3 out of 10.