A Remote Code Execution (RCE) vulnerability was identified in GitHub Enterprise Server that allowed attackers to execute arbitrary code by exploiting the pre-receive hook functionality, potentially leading to privilege escalation and system compromise. The vulnerability involves using dynamically allocated ports that become temporarily available, such as during a hot patch upgrade. This means the vulnerability is only exploitable during specific operational conditions, which limits the attack window. Exploitation required either site administrator permissions to enable and configure pre-receive hooks or a user with permissions to modify repositories containing pre-receive hooks where this functionality was already enabled. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.18 and was fixed in versions 3.17.1, 3.16.4, 3.15.8, 3.14.13, 3.13.16. This vulnerability was reported via the GitHub Bug Bounty program.
References
Configurations
Configuration 1 (hide)
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History
05 Sep 2025, 14:59
Type | Values Removed | Values Added |
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CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.2 |
CPE | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | |
References | () https://docs.github.com/en/enterprise-server@3.13/admin/release-notes#3.13.16 - Release Notes | |
References | () https://docs.github.com/en/enterprise-server@3.14/admin/release-notes#3.14.13 - Release Notes | |
References | () https://docs.github.com/en/enterprise-server@3.15/admin/release-notes#3.15.8 - Release Notes | |
References | () https://docs.github.com/en/enterprise-server@3.16/admin/release-notes#3.16.4 - Release Notes | |
References | () https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.1 - Release Notes | |
First Time |
Github
Github enterprise Server |
18 Jun 2025, 22:15
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References |
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Summary |
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Summary | (en) A Remote Code Execution (RCE) vulnerability was identified in GitHub Enterprise Server that allowed attackers to execute arbitrary code by exploiting the pre-receive hook functionality, potentially leading to privilege escalation and system compromise. The vulnerability involves using dynamically allocated ports that become temporarily available, such as during a hot patch upgrade. This means the vulnerability is only exploitable during specific operational conditions, which limits the attack window. Exploitation required either site administrator permissions to enable and configure pre-receive hooks or a user with permissions to modify repositories containing pre-receive hooks where this functionality was already enabled. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.18 and was fixed in versions 3.17.1, 3.16.4, 3.15.8, 3.14.13, 3.13.16. This vulnerability was reported via the GitHub Bug Bounty program. |
17 Apr 2025, 23:15
Type | Values Removed | Values Added |
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New CVE |
Information
Published : 2025-04-17 23:15
Updated : 2025-09-05 14:59
NVD link : CVE-2025-3509
Mitre link : CVE-2025-3509
CVE.ORG link : CVE-2025-3509
JSON object : View
Products Affected
github
- enterprise_server
CWE
CWE-94
Improper Control of Generation of Code ('Code Injection')