CVE-2024-6800
First published: Tue Aug 20 2024(Updated: )
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.
Credit: product-cna@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GitHub Enterprise | >=3.10.0<3.10.16 | |
| GitHub Enterprise | >=3.11.0<3.11.14 | |
| GitHub Enterprise | >=3.12.0<3.12.8 | |
| GitHub Enterprise | >=3.13.0<3.13.3 |
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Reference Links
- https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.3
- https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.8
- https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.14
- https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.16
- https://www.bleepingcomputer.com/news/security/github-enterprise-server-vulnerable-to-critical-auth-bypass-flaw/
- https://www.theregister.com/2024/08/21/patch_github_enterprise_bug/
Frequently Asked Questions
What is the severity of CVE-2024-6800?
CVE-2024-6800 is classified as a critical severity vulnerability affecting GitHub Enterprise Server.
How do I fix CVE-2024-6800?
To remediate CVE-2024-6800, upgrade GitHub Enterprise Server to the latest patched version as specified in the release notes.
Which versions of GitHub Enterprise Server are affected by CVE-2024-6800?
CVE-2024-6800 affects GitHub Enterprise Server versions from 3.10.0 to 3.10.16, 3.11.0 to 3.11.14, 3.12.0 to 3.12.8, and 3.13.0 to 3.13.3.
What type of vulnerability is CVE-2024-6800?
CVE-2024-6800 is an XML signature wrapping vulnerability specifically associated with SAML authentication.
Who can exploit CVE-2024-6800?
An attacker with direct network access to GitHub Enterprise Server could potentially exploit CVE-2024-6800.
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