PT-2023-19188 · Github · Github Enterprise Server

Inspector-Ambitious · CVE-2023-23763 · Published 2023-09-01 · Updated 2023-09-07

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.10.0

Description An authorization/sensitive information disclosure issue was identified in GitHub Enterprise Server, allowing a fork to retain read access to an upstream repository after its visibility was changed to private. This issue was reported via the GitHub Bug Bounty program.

Recommendations For versions prior to 3.10.0, update to version 3.10.0 or later to resolve the issue. Alternatively, for specific prior versions, update to the following fixed versions:

• Version 3.9.4 for those on version 3.9
• Version 3.8.9 for those on version 3.8
• Version 3.7.16 for those on version 3.7
• Version 3.6.18 for those on version 3.6

Fix

Missing Authorization

Information Disclosure

Weakness Enumeration

CWE-862

CWE-200

Related Identifiers

CVE-2023-23763

Affected Products

Github Enterprise Server

References · 7

• https://osv.dev/vulnerability/CVE-2023-23763 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-23763 · Security Note
• https://docs.github.com/en/enterprise-server@3.8/admin/release-notes#3.8.9-security-fixes · Note
• https://docs.github.com/en/enterprise-server@3.6/admin/release-notes#3.6.18-security-fixes · Note
• https://docs.github.com/en/enterprise-server@3.7/admin/release-notes#3.7.16-security-fixes · Note
• https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.4-security-fixes · Note
• https://t.me/cibsecurity/69652 · Telegram Post