CVE-2025-23369

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-23369
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.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.14 Release Notes
https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.10 Release Notes
https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.7 Release Notes
https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.2 Release Notes
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
History

05 Sep 2025, 15:00

Type Values Removed Values Added
References () https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.14 - () https://docs.github.com/en/enterprise-server@3.12/admin/release-notes#3.12.14 - Release Notes
References () https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.10 - () https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.10 - Release Notes
References () https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.7 - () https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.7 - Release Notes
References () https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.2 - () https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.2 - Release Notes
First Time Github enterprise Server
Github
CPE cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.8

05 Feb 2025, 19:15

Type Values Removed Values Added
Summary
  • (es) Se identificó una vulnerabilidad de verificación incorrecta de la firma criptográfica en GitHub Enterprise Server que permitía la suplantación de firmas para usuarios internos no autorizados. Las instancias que no utilizaban el inicio de sesión único SAML o en las que el atacante no era un usuario existente no se vieron afectadas. Esta vulnerabilidad afectó a todas las versiones de GitHub Enterprise Server anteriores a 3.12.14, 3.13.10, 3.14.7, 3.15.2 y 3.16.0. Esta vulnerabilidad se informó a través del programa de recompensas por errores de GitHub.

21 Jan 2025, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-01-21 19:15

Updated : 2025-09-05 15:00

NVD link : CVE-2025-23369

Mitre link : CVE-2025-23369

CVE.ORG link : CVE-2025-23369

JSON object : View

Products Affected

github

  • enterprise_server
CWE
CWE-347

Improper Verification of Cryptographic Signature