PT-2021-6603 · Gitlab · Gitlab Ce/Ee+1

Maruthi12 · Published 2021-03-25 · Updated 2024-03-06 · CVE-2021-22256

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 12.6 and later

Description The issue is related to improper authorization, allowing guest users to create issues for Sentry errors and track their status. This could potentially enable a remote attacker to access confidential data and compromise its integrity.

Recommendations For GitLab CE/EE versions 12.6 and later, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting guest user access to creating issues for Sentry errors until a patch is available.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

BDU:2022-01870

BIT-GITLAB-2021-22256

CVE-2021-22256

Affected Products

Gitlab

Gitlab Ce/Ee

References · 14

• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22256.json · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-22256 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-22256 · Security Note
• https://bdu.fstec.ru/vul/2022-01870 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22256 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22256 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-22256 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2021-22256 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-22256 · Vendor Advisory
• https://hackerone.com/reports/1117768 · Note
• https://t.me/cvenotify/20085 · Telegram Post
• https://t.me/cibsecurity/27873 · Telegram Post
• https://gitlab.com/gitlab-org/gitlab/-/issues/326948 · Note
• https://about.gitlab.com/releases/2021/08/03/security-release-gitlab-14-1-2-released · Note