Auth bypass in Gitlab
CVE-2021-39936
Improper access control in GitLab CE/EE affecting all versions starting from 10.7 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 attacker in possession of a deploy token to access a project's disabled wiki.
Vulnerability class: Broken Access Control
EPSS: 0.010 (60.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.
Affected products
- Gitlab — versions >=10.7, <14.3.6, >=14.4, <14.4.4, >=14.5, <14.5.2
Weakness classification (CWE)
References
- cve@gitlab.com (x_refsource_MISC, Broken Link)
- cve@gitlab.com (Permissions Required, Third Party Advisory, x_refsource_MISC)
- cve@gitlab.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-39936?
- CVE-2021-39936 is a low-severity vulnerability in Gitlab, classified under Incorrect Authorization. CVSS score: 3.5/10. Published 2021-12-13.
- How severe is CVE-2021-39936?
- Low severity. CVSS v3 base score is 3.5 out of 10.