What is CVE-2023-3509?

CVE-2023-3509 is a low-severity vulnerability in Gitlab, classified under Incorrect Authorization. CVSS score: 3.7/10. Published 2024-02-21.

How severe is CVE-2023-3509?

Low severity. CVSS v3 base score is 3.7 out of 10.

Auth bypass in Gitlab

CVE-2023-3509

An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.

Vulnerability class: Broken Access Control

EPSS: 0.003 (24.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N.

Affected products

Gitlab — versions 16.9, 16.9.0, 16.8

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

GitLab Issue #416945 (Permissions Required, issue-tracking, Broken Link)
HackerOne Bug Bounty Report #2037814 (Permissions Required, technical-description, permissions-required, exploit, broken-link)

Frequently asked questions

What is CVE-2023-3509?: CVE-2023-3509 is a low-severity vulnerability in Gitlab, classified under Incorrect Authorization. CVSS score: 3.7/10. Published 2024-02-21.
How severe is CVE-2023-3509?: Low severity. CVSS v3 base score is 3.7 out of 10.