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CVE-2022-2251

Date: January 16, 2023

Improper sanitization of branch names in GitLab Runner affecting all versions prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allows a user who creates a branch with a specially crafted name and gets another user to trigger a pipeline to execute commands in the runner as that other user.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2022-2251
https://hackerone.com/reports/1063511
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/27386
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2251.json
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-2251
https://www.mend.io/vulnerability-database/CVE-2022-2251

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-78

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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