CVE-2021-22218

Description

All versions of GitLab CE/EE starting from 12.8 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 were affected by an issue in the handling of x509 certificates that could be used to spoof author of signed commits.

Category

2.6
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.12%
Vendor Advisory gitlab.com
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/297665 broken link
https://hackerone.com/reports/1077019 third party advisory permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22218.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22218?
CVE-2021-22218 has been scored as a low severity vulnerability.
How to fix CVE-2021-22218?
To fix CVE-2021-22218, 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-2021-22218 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22218 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22218?
CVE-2021-22218 affects GitLab GitLab.
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