PT-2021-22780 · Gitlab · Gitlab Ce/Ee+1

Anyday · Published 2021-12-13 · Updated 2024-03-06 · CVE-2021-39940

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 13.2 through 14.3.6 GitLab CE/EE versions 14.4 through 14.4.4 GitLab CE/EE versions 14.5 through 14.5.2

Description An issue has been discovered in GitLab CE/EE where the GitLab Maven Package registry is vulnerable to a regular expression denial of service when a specifically crafted string is sent.

Recommendations For versions 13.2 through 14.3.6, update to version 14.3.6 or later. For versions 14.4 through 14.4.4, update to version 14.4.4 or later. For versions 14.5 through 14.5.2, update to version 14.5.2 or later.

Fix

DoS

Weakness Enumeration

CWE-1333

Related Identifiers

BIT-GITLAB-2021-39940

CVE-2021-39940

Affected Products

Gitlab

Gitlab Ce/Ee

References · 10

• https://osv.dev/vulnerability/UBUNTU-CVE-2021-39940 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39940 · Security Note
• https://ubuntu.com/security/CVE-2021-39940 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-39940 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39940 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2021-39940 · Vendor Advisory
• https://hackerone.com/reports/997961 · Note
• https://t.me/cibsecurity/33849 · Telegram Post
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39940.json · Note
• https://gitlab.com/gitlab-org/gitlab/-/issues/263116 · Note