CVE-2023-5612: gitlab Auth Bypass — Fix

Description

An issue has been discovered in GitLab affecting all versions before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. It was possible to read the user email address via tags feed although the visibility in the user profile has been disabled.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-862 Missing Authorization

Affected Products

Vendor	Product	Versions
gitlab	gitlab	< 16.6.6
gitlab	gitlab	< 16.6.6
gitlab	gitlab	16.7.0 — 16.7.4
gitlab	gitlab	16.7.0 — 16.7.4
gitlab	gitlab	All
gitlab	gitlab	All

References

Advisories & Patches

https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/ https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/

Other References

https://gitlab.com/gitlab-org/gitlab/-/issues/428441 https://hackerone.com/reports/2208790 https://gitlab.com/gitlab-org/gitlab/-/issues/428441 https://hackerone.com/reports/2208790

Frequently Asked Questions

What is CVE-2023-5612? +

An issue has been discovered in GitLab affecting all versions before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. It was possible to read the user email address via tags feed although the visibility in the user profile has been disabled. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2023-5612? +

CVE-2023-5612 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-5612? +

CVE-2023-5612 affects products from gitlab, specifically: gitlab. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-5612? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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