CVE-2022-2251

Public Exploit

Description

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.

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 8.34% Top 10%
Vendor Advisory gitlab.com Vendor Advisory gitlab.com
Affected: GitLab GitLab Runner
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/27386 vendor advisory issue tracking exploit
https://hackerone.com/reports/1063511 third party advisory permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2251.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-2251?
CVE-2022-2251 has been scored as a medium severity vulnerability.
How to fix CVE-2022-2251?
To fix CVE-2022-2251, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-2251 being actively exploited in the wild?
It is possible that CVE-2022-2251 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-2251?
CVE-2022-2251 affects GitLab GitLab Runner.
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