Vulnerability in Github Enterprise Server
CVE-2024-4985
An authentication bypass vulnerability was present in the GitHub Enterprise Server (GHES) when utilizing SAML single sign-on authentication with the optional encrypted assertions feature. This vulnerability allowed an attacker to forge a SAML response to provision and/or gain access to a user with site administrator privileges. Exploitation of this vulnerability would allow unauthorized access to the instance without requiring prior authentication. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.13.0 and was fixed in versions 3.9.15, 3.10.12, 3.11.10 and 3.12.4. This vulnerability was reported via the GitHub Bug Bounty program.
EPSS: 0.026 (83.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Github Enterprise Server — versions 3.9.0, 3.10.0, 3.11.0
- Github Enterprise_server
Weakness classification (CWE)
Public proof-of-concept exploits
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)
Frequently asked questions
- What is CVE-2024-4985?
- CVE-2024-4985 is a critical-severity vulnerability in Github Enterprise Server, classified under Incorrect Implementation of Authentication Algorithm. CVSS score: 9.8/10. Published 2024-05-20.
- How severe is CVE-2024-4985?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-4985 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.