CVE-2023-5226 Improper Control of Generation of Code ('Code Injection') in GitLab

2023-12-0107:01:43

CWE-94

GitLab

www.cve.org

cve-2023-5226

gitlab

code injection

vulnerability

prohibited branch checks

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N

7.6 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.5%

JSON

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 branch name to manipulate repository content in the UI.

CNA Affected

[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "16.4.3",
        "versionType": "semver"
      },
      {
        "version": "16.5",
        "status": "affected",
        "lessThan": "16.5.3",
        "versionType": "semver"
      },
      {
        "version": "16.6",
        "status": "affected",
        "lessThan": "16.6.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]