PT-2021-6754 · Gitlab · Gitlab Ce/Ee+1

Stanlyoncmon · Published 2021-08-25 · Updated 2024-03-06 · CVE-2021-22245

Positive Technologies (AI Summary)

CVSS v2.0

4.0

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions prior to the fixed version

Description The issue is related to improper validation of commit author in GitLab, allowing an attacker to make several pages in a project impossible to view. This can be exploited by a remote attacker to cause a denial of service.

Recommendations For GitLab CE/EE versions prior to the fixed version, update to the latest version to resolve the issue. As a temporary workaround, consider restricting access to commit author validation functionality until a patch is available.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2022-02146

BIT-GITLAB-2021-22245

CVE-2021-22245

Affected Products

Gitlab

Gitlab Ce/Ee

References · 14

• https://security-tracker.debian.org/tracker/CVE-2021-22245 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22245 · Security Note
• https://osv.dev/vulnerability/BIT-gitlab-2021-22245 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22245 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-22245 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-22245 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-22245 · Security Note
• https://bdu.fstec.ru/vul/2022-02146 · Security Note
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json · Vendor Advisory
• https://about.gitlab.com/releases/2021/08/03/security-release-gitlab-14-1-2-released · Note
• https://gitlab.com/gitlab-org/gitlab/-/issues/255612 · Note
• https://hackerone.com/reports/987689 · Note
• https://t.me/cibsecurity/27875 · Telegram Post
• https://t.me/cvenotify/20088 · Telegram Post