CVE-2021-39937: High severity gitlab vulnerability

Published Dec 13, 2021
·
Updated

A collision in access memoization logic in all versions of GitLab CE/EE before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, leads to potential elevated privileges in groups and projects under rare circumstances

Affected Software

6 affected components
GitLab GitLab<14.3.6
GitLab GitLab<14.3.6
GitLab GitLab>=14.4.0<14.4.4
GitLab GitLab>=14.4.0<14.4.4
GitLab GitLab>=14.5.0<14.5.2
GitLab GitLab>=14.5.0<14.5.2

Event History

Dec 13, 2021
CVE Published
via MITRE·03:47 PM
Data Sourced
via MITRE·03:47 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-39937?

CVE-2021-39937 has been classified as a medium severity vulnerability.

2

How do I fix CVE-2021-39937?

To fix CVE-2021-39937, upgrade GitLab to version 14.3.6 or later, or to 14.4.4 or later, or to 14.5.2 or later.

3

What versions are affected by CVE-2021-39937?

All versions of GitLab CE/EE before 14.3.6 and certain versions of 14.4 and 14.5 are affected by CVE-2021-39937.

4

What are the potential impacts of CVE-2021-39937?

CVE-2021-39937 could lead to elevated privileges in groups and projects under rare circumstances.

5

Is CVE-2021-39937 specific to GitLab CE or EE?

CVE-2021-39937 affects both GitLab Community Edition (CE) and Enterprise Edition (EE) versions.

Contact

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