CVE-2021-39937 Information

Description

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

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://gitlab.com/gitlab-org/gitlab/-/issues/336802 https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39937.json

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8