Vulnerability · Published May 20, 2024 · Assigned by GitHub_P
CVE-2024-4985
Critical 10.0
In plain English
A critical-severity security flaw in Enterprise Server from GitHub. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.6% (higher than 85% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| GitHub | Enterprise Server | 3.9.0 – through 3.9.143.10.0 – through 3.10.113.11.0 – through 3.11.93.12.0 – through 3.12.3 |
Weakness: CWE-303 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/R:U/V:C/RE:M/U:Red
References
- https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.15
- https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.12
- https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.10
- https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.4