Auth bypass in Github Enterprise Server
CVE-2023-51379
An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be updated with an improperly scoped token. This vulnerability did not allow unauthorized access to any repository content as it also required contents:write and issues:read permissions. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.17.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1.
Vulnerability class: Broken Access Control
EPSS: 0.006 (45.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Github Enterprise Server — versions 3.7.0, 3.8.0, 3.9.0
- Github Enterprise_server — versions 3.11.0
Weakness classification (CWE)
References
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
- product-cna@github.com (Release Notes)
Frequently asked questions
- What is CVE-2023-51379?
- CVE-2023-51379 is a medium-severity vulnerability in Github Enterprise Server, classified under Incorrect Authorization. CVSS score: 4.9/10. Published 2023-12-21.
- How severe is CVE-2023-51379?
- Medium severity. CVSS v3 base score is 4.9 out of 10.