CVE-2021-39933

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

History

21 Nov 2024, 06:20

Type Values Removed Values Added
References () https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json - Third Party Advisory () https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json - Third Party Advisory
References () https://gitlab.com/gitlab-org/gitlab/-/issues/340449 - Broken Link () https://gitlab.com/gitlab-org/gitlab/-/issues/340449 - Broken Link
References () https://hackerone.com/reports/1320077 - Permissions Required, Third Party Advisory () https://hackerone.com/reports/1320077 - Permissions Required, Third Party Advisory
CVSS v2 : 4.0
v3 : 6.5
v2 : 4.0
v3 : 4.3

08 Aug 2023, 14:22

Type Values Removed Values Added
CWE NVD-CWE-Other CWE-1333

Information

Published : 2021-12-13 16:15

Updated : 2024-11-21 06:20


NVD link : CVE-2021-39933

Mitre link : CVE-2021-39933

CVE.ORG link : CVE-2021-39933


JSON object : View

Products Affected

gitlab

  • gitlab
CWE
CWE-1333

Inefficient Regular Expression Complexity