Cyber Resilience

CVE-2024-8124

High

Published: 12 September 2024

Published
12 September 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0455 89.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-8124 is a high-severity Inefficient Regular Expression Complexity (CWE-1333) vulnerability in Gitlab Gitlab. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 10.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2024-8124 is a denial-of-service vulnerability in GitLab Community Edition and Enterprise Edition. It affects all versions from 16.4 up to but not including 17.1.7, from 17.2 up to but not including 17.2.5, and from 17.3 up to but not including 17.3.2. The flaw, tracked under CWE-1333, can be triggered by a specially crafted POST request that exhausts server resources and produces a high availability impact according to its CVSS 7.5 score.

An unauthenticated attacker with network access can send the malicious POST request to induce the denial-of-service condition. No user interaction or credentials are required, allowing remote exploitation that disrupts GitLab service availability without affecting confidentiality or integrity.

GitLab addressed the issue in the September 2024 patch release covering versions 17.1.7, 17.2.5, and 17.3.2. Administrators are advised to upgrade to one of the fixed releases; the corresponding security issue and HackerOne report provide additional technical context for the fix.

The associated EPSS score reached a modest peak of 0.0584 and has since declined to 0.0455, indicating limited and non-persistent exploitation interest after disclosure.

EU & UK References

Vulnerability details

An issue was discovered in GitLab CE/EE affecting all versions starting from 16.4 prior to 17.1.7, starting from 17.2 prior to 17.2.5, starting from 17.3 prior to 17.3.2 which could cause Denial of Service via sending a specific POST request.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

gitlab
gitlab
16.4.0 — 17.1.7 · 16.4.0 — 17.1.7 · 17.2.0 — 17.2.5

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References