Cyber Resilience

CVE-2024-6324

DoS in Gitlab 15.7.0 – 17.5.5

Public PoCDoS
Published
09 January 2025
Modified
05 August 2025
Patch / advisory
CVSS Score v3.1 4.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS Score 0.0072 51th percentile
Risk Priority 38 floored blend · peak EPSS

Summary

CVE-2024-6324 is a medium-severity Inefficient Algorithmic Complexity (CWE-407) vulnerability in Gitlab Gitlab. Its CVSS base score is 4.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Endpoint Denial of Service (T1499); ranked in the top 49% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

The strongest mitigations our analysis identified map to SC-5 (Denial-of-service Protection) and SC-6 (Resource Availability) — see the control section below for these in your framework.

EU & UK References

Vulnerability Data

An issue was discovered in GitLab CE/EE affecting all versions starting from 15.7 prior to 17.5.5, starting from 17.6 prior to 17.6.3, and starting from 17.7 prior to 17.7.1. It was possible to trigger a DoS by creating cyclic references…

more

between epics.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise Techniques

T1499 Endpoint Denial of Service Impact
Adversaries may perform Endpoint Denial of Service (DoS) attacks to degrade or block the availability of services to users.
T1499.003 Application Exhaustion Flood Impact
Adversaries may target resource intensive features of applications to cause a denial of service (DoS), denying availability to those applications.
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2024-8233Same product: Gitlab Gitlab
CVE-2024-8237Same product: Gitlab Gitlab
CVE-2026-3988Same product: Gitlab Gitlab
CVE-2024-8177Same product: Gitlab Gitlab
CVE-2024-11828Same product: Gitlab Gitlab
CVE-2023-6688Same product: Gitlab Gitlab
CVE-2023-3994Same product: Gitlab Gitlab
CVE-2024-2651Same product: Gitlab Gitlab
CVE-2024-2829Same product: Gitlab Gitlab
CVE-2023-6682Same product: Gitlab Gitlab

Affected Assets

gitlab
gitlab
15.7.0 — 17.5.5 · 15.7.0 — 17.5.5 · 17.6.0 — 17.6.3

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)

Validate
Prove the fix (OWASP ASVS)
  • V1.2.9

Mitigating Controls (NIST 800-53 r5) AI

Denial-of-service protection directly reduces the impact of resource exhaustion triggered by worst-case algorithmic inputs.

Resource availability allocation limits blast radius when an inefficient algorithm is forced into its worst case.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices (code review, complexity analysis, safe algorithm selection) prevent introduction of exploitable worst-case behavior.

DE.CM-09 partial match
prevents

Runtime monitoring of software and resources can detect the performance impact of triggered worst-case complexity.

ID.RA-01 partial match
prevents

Identifying and recording algorithmic-complexity vulnerabilities directly addresses the root cause before exploitation.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

finds

Security testing can uncover performance issues stemming from algorithmic complexity.

mitigates

Redundancy of processing facilities can absorb resource exhaustion from inefficient algorithms.

finds

Monitoring activities can identify anomalous resource consumption indicative of algorithmic complexity attacks.

prevents

Secure development life cycle includes design reviews that can catch inefficient algorithms before deployment.

prevents

Secure system architecture principles encourage selection of algorithms with acceptable worst-case complexity.

prevents

Secure coding practices can include guidelines to avoid or mitigate inefficient algorithms.

References