Cyber Resilience

CVE-2023-2478

Critical

Published: 08 May 2023

Published
08 May 2023
Modified
29 January 2025
KEV Added
Patch
CVSS Score v3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
EPSS Score 0.0048 65.3th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-2478 is a critical-severity Incorrect Permission Assignment for Critical Resource (CWE-732) vulnerability in Gitlab Gitlab. Its CVSS base score is 9.6 (Critical).

Operationally, ranked in the top 34.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.4 before 15.9.7, all versions starting from 15.10 before 15.10.6, all versions starting from 15.11 before 15.11.2. Under certain conditions, a malicious unauthorized GitLab user may use…

more

a GraphQL endpoint to attach a malicious runner to any project.

CWE(s)

Related Threats

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

Affected Assets

gitlab
gitlab
15.4.0 — 15.9.7 · 15.4.0 — 15.9.7 · 15.10.0 — 15.10.6

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-732

Procedures support proper permission assignment for critical resources through documented controls.

addresses: CWE-732

Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.

addresses: CWE-732

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-732

Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.

addresses: CWE-732

Training on permission management reduces incorrect permission assignments for critical resources.

addresses: CWE-732

Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.

addresses: CWE-732

Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.

addresses: CWE-732

Certification includes checking that permissions on critical resources are correctly assigned.

References