CVE-2024-6337: enterprise server Auth Bypass — Fix

Description

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed a GitHub App with only content: read and pull_request_write: write permissions to read issue content inside a private repository. This was only exploitable via user access token and installation access token was not impacted. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.3, 3.12.8, 3.11.14 and 3.10.16. This vulnerability was reported via the GitHub Bug Bounty program.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
github	enterprise_server	3.10.0 — 3.10.16
github	enterprise_server	3.11.0 — 3.11.14
github	enterprise_server	3.12.0 — 3.12.8
github	enterprise_server	3.13.0 — 3.13.3

References

Advisories & Patches

https://docs.github.com/en/[email protected]/admin/release-notes#3.10.16 https://docs.github.com/en/[email protected]/admin/release-notes#3.11.14 https://docs.github.com/en/[email protected]/admin/release-notes#3.12.8 https://docs.github.com/en/[email protected]/admin/release-notes#3.13.3

Frequently Asked Questions

What is CVE-2024-6337? +

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed a GitHub App with only content: read and pull_request_write: write permissions to read issue content inside a private repository. This was only exploitable via user access token and installation access token was not impacted. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.3, 3.12.8, 3.11.14 and 3.10.16. This vulnerability was reported via the GitHub Bug Bounty program. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2024-6337? +

CVE-2024-6337 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-6337? +

CVE-2024-6337 affects products from github, specifically: enterprise_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-6337? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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