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CVE

CVE-2023-23766

An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displa

An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff in a re-opened Pull Request. To do so, an attacker would need write access to the repository. This vulnerability affected all versions of GitHub Enterprise Server and was fixed in versions 3.6.17, 3.7.15, 3.8.8, 3.9.3, and 3.10.1.

This vulnerability was reported via the GitHub Bug Bounty program.

MEDIUM · CVSS 4.5 EPSS 0.00107
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-697Incorrect Comparison
CWE-697Incorrect Comparison
▤

Affected Products & Versions

5
github enterprise server< 3.6.17
github enterprise server>= 3.7.0 and < 3.7.15
github enterprise server>= 3.8.0 and < 3.8.8
github enterprise server>= 3.9.0 and < 3.9.3
github enterprise serverall versions
▣

Scoring & Timeline

4.5
MEDIUM · CVSS v3.1 · product-cna@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Sep 2023 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://docs.github.com/enterprise-server@3.10/admin/release-notes#3.10.1Release Notes
https://docs.github.com/enterprise-server@3.6/admin/release-notes#3.6.17Release Notes
https://docs.github.com/enterprise-server@3.7/admin/release-notes#3.7.15Release Notes
https://docs.github.com/enterprise-server@3.8/admin/release-notes#3.8.8Release Notes
https://docs.github.com/enterprise-server@3.9/admin/release-notes#3.9.3Release Notes
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