PT-2021-6534 · Gitlab · Gitlab

Vovohelo · Published 2021-07-07 · Updated 2024-03-06 · CVE-2021-22225

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab versions 13.11 and up

Description The issue is related to insufficient input sanitization in markdown, allowing an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown. This can be exploited by a remote attacker to impact data integrity.

Recommendations For GitLab versions 13.11 and up, update to a version that includes the fix for the insufficient input sanitization in markdown to prevent stored cross-site scripting attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2022-01794

BIT-GITLAB-2021-22225

CVE-2021-22225

Affected Products

Gitlab

References · 12

• https://ubuntu.com/security/CVE-2021-22225 · Vendor Advisory
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22225.json · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22225 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-22225 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2021-22225 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22225 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01794 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-22225 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2021-22225 · Vendor Advisory
• https://gitlab.com/gitlab-org/gitlab/-/issues/331051 · Note
• https://t.me/cvenotify/17352 · Telegram Post
• https://hackerone.com/reports/1196958 · Note