GitHub Enterprise Server (GHES) XML Signature Wrapping in SAML, <3.14
CVE-2024-6800 Published on August 20, 2024
An XML signature wrapping vulnerability was present in GitHub Enterprise Server (GHES) when using SAML authentication with specific identity providers utilizing publicly exposed signed federation metadata XML. This vulnerability allowed an attacker with direct network access to GitHub Enterprise Server 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 3.14 and was fixed in versions 3.13.3, 3.12.8, 3.11.14, and 3.10.16. This vulnerability was reported via the GitHub Bug Bounty program.
Weakness Type
Improper Verification of Cryptographic Signature
The software does not verify, or incorrectly verifies, the cryptographic signature for data.
Products Associated with CVE-2024-6800
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Affected Versions
GitHub Enterprise Server:- Version 3.13.0, <= 3.13.2 is affected.
- Version 3.12.0, <= 3.12.7 is affected.
- Version 3.11.0, <= 3.11.13 is affected.
- Version 3.10.0, <= 3.10.15 is affected.
- Version 3.13.3 is unaffected.
- Version 3.13.0, <= 3.13.2 is affected.
- Version 3.12.8 is unaffected.
- Version 3.12.0, <= 3.12.7 is affected.
- Version 3.11.14 is unaffected.
- Version 3.11.0, <= 3.11.13 is affected.
- Version 3.10.16 is unaffected.
- Version 3.10.0, <= 3.10.15 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.