Vulnerability in Jenkins Tuleap Authentication
CVE-2023-40343
Jenkins Tuleap Authentication Plugin 1.1.20 and earlier uses a non-constant time comparison function when validating an authentication token allowing attackers to use statistical methods to obtain a valid authentication token.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.jenkins.io/security/advisory/2023-08-16/ (vendor-advisory, Vendor Advisory)
- www.openwall.com/lists/oss-security/2023/08/16/3 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-40343?
- CVE-2023-40343 is a medium-severity vulnerability in Jenkins Tuleap Authentication, classified under Observable Discrepancy. CVSS score: 5.9/10. Published 2023-08-16.
- How severe is CVE-2023-40343?
- Medium severity. CVSS v3 base score is 5.9 out of 10.