CVE-2024-6800

Critical

Description

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductGithub Enterprise Server
PublishedAug 20, 2024
First seenAug 20, 2024
Weakness typeCWE-347CWE-347

How to fix

Update
  • github enterprise_server3.10.16, 3.11.14, 3.12.8, 3.13.3 or later

Affected products

ProductAffected versionsFixed in
github enterprise_server3.10.0 ≤ v < 3.10.16, 3.11.0 ≤ v < 3.11.14, 3.12.0 ≤ v < 3.12.8, 3.13.0 ≤ v < 3.13.33.10.16, 3.11.14, 3.12.8, 3.13.3

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