Description
An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowed signature spoofing for unauthorized internal users. Instances not utilizing SAML single sign-on or where the attacker is not already an existing user were not impacted. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.12.14, 3.13.10, 3.14.7, 3.15.2, and 3.16.0. This vulnerability was reported via the GitHub Bug Bounty program.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
GitHub Enterprise Server
Default version status: unaffected
3.12.0 to ≤ 3.12.13affected3.13.0 to ≤ 3.13.9affected3.14.0 to ≤ 3.14.6affected3.15.0 to ≤ 3.15.1affected3.16.0unaffected
References
- https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.14 ↗
- https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.10 ↗
- https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.7 ↗
- https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.2 ↗