Cyber Resilience

CVE-2023-5226

MediumRCE

Published: 01 December 2023

Published
01 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0011 28.6th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-5226 is a medium-severity Code Injection (CWE-94) vulnerability in Gitlab Gitlab. Its CVSS base score is 4.8 (Medium).

Operationally, ranked at the 28.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue has been discovered in GitLab affecting all versions before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. Under certain circumstances, a malicious actor bypass prohibited branch checks using a specially crafted…

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branch name to manipulate repository content in the UI.

CWE(s)

Related Threats

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

Affected Assets

gitlab
gitlab
16.6.0 · ≤ 16.4.3 · ≤ 16.4.3 · 16.5.0 — 16.5.3

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-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References