CVE-2021-39945
First published: Mon Dec 13 2021(Updated: )
Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an author of a Merge Request to approve the Merge Request even after having their project access revoked
Credit: cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GitLab | >=9.4.0<14.3.6 | |
| GitLab | >=9.4.0<14.3.6 | |
| GitLab | >=14.4.0<14.4.4 | |
| GitLab | >=14.4.0<14.4.4 | |
| GitLab | >=14.5.0<14.5.2 | |
| GitLab | >=14.5.0<14.5.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-39945?
CVE-2021-39945 has been classified with a high severity rating due to its potential impact on access control within the GitLab API.
How do I fix CVE-2021-39945?
To remediate CVE-2021-39945, upgrade your GitLab installation to version 14.3.6 or later, 14.4.4 or later, or 14.5.2 or later.
What versions are affected by CVE-2021-39945?
CVE-2021-39945 affects all GitLab CE and EE versions starting from 9.4 up to prior versions of 14.3.6, 14.4.4, and 14.5.2.
What type of vulnerability is CVE-2021-39945?
CVE-2021-39945 is an improper access control vulnerability allowing unauthorized approval of Merge Requests by project authors.
Who is impacted by CVE-2021-39945?
Users of GitLab CE and EE who utilize the API and who have versions within the specified range are impacted by CVE-2021-39945.
- agent/type
- agent/references
- agent/weakness
- agent/author
- agent/softwarecombine
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/event
- agent/first-publish-date
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/gitlab
- canonical/gitlab
- version/gitlab/9.4.0
- version/gitlab/14.4.0
- version/gitlab/14.5.0