CVE-2021-39872
First published: Tue Oct 05 2021(Updated: )
In all versions of GitLab CE/EE since version 14.1, an improper access control vulnerability allows users with expired password to still access GitLab through git and API through access tokens acquired before password expiration.
Credit: cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GitLab | >=14.1.0<14.1.7 | |
| GitLab | >=14.1.0<14.1.7 | |
| GitLab | >=14.2.0<14.2.5 | |
| GitLab | >=14.2.0<14.2.5 | |
| GitLab | =4.3.0 | |
| GitLab | =4.3.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-39872?
CVE-2021-39872 is classified as a high severity vulnerability due to improper access control allowing expired users to access GitLab via access tokens.
How do I fix CVE-2021-39872?
To mitigate CVE-2021-39872, users should upgrade to GitLab versions 14.1.8, 14.2.6, or later where this vulnerability is patched.
What versions of GitLab are affected by CVE-2021-39872?
CVE-2021-39872 affects all versions of GitLab CE/EE starting from 14.1.0 up to and including 14.1.7 and 14.2.0 up to and including 14.2.5.
Who is impacted by CVE-2021-39872?
Users with expired passwords are impacted by CVE-2021-39872, as they can still access GitLab through git and API using previously acquired access tokens.
Are there any workarounds for CVE-2021-39872?
Currently, the recommended solution for CVE-2021-39872 is to upgrade to a patched version of GitLab, as there are no effective workarounds available.
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- agent/references
- agent/weakness
- agent/author
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- agent/description
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/gitlab
- canonical/gitlab
- version/gitlab/14.1.0
- version/gitlab/14.2.0
- version/gitlab/4.3.0