CVE-2024-12379: gitlab DoS — Exploit & Fix

Description

A denial of service vulnerability in GitLab CE/EE affecting all versions from 14.1 prior to 17.6.5, 17.7 prior to 17.7.4, and 17.8 prior to 17.8.2 allows an attacker to impact the availability of GitLab via unbounded symbol creation via the scopes parameter in a Personal Access Token.

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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:N/I:N/A:H

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
gitlab	gitlab	14.1.0 — 17.6.5
gitlab	gitlab	14.1.0 — 17.6.5
gitlab	gitlab	17.7.0 — 17.7.4
gitlab	gitlab	17.7.0 — 17.7.4
gitlab	gitlab	17.8.0 — 17.8.2
gitlab	gitlab	17.8.0 — 17.8.2

References

Advisories & Patches

https://gitlab.com/gitlab-org/gitlab/-/issues/508559

Exploits

https://gitlab.com/gitlab-org/gitlab/-/issues/508559

Other References

https://hackerone.com/reports/2871791

Frequently Asked Questions

What is CVE-2024-12379? +

A denial of service vulnerability in GitLab CE/EE affecting all versions from 14.1 prior to 17.6.5, 17.7 prior to 17.7.4, and 17.8 prior to 17.8.2 allows an attacker to impact the availability of GitLab via unbounded symbol creation via the scopes parameter in a Personal Access Token. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2024-12379? +

CVE-2024-12379 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-2024-12379? +

CVE-2024-12379 affects products from gitlab, specifically: gitlab. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-12379? +

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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