What is CVE-2023-1555?

CVE-2023-1555 is a low-severity vulnerability in Gitlab, classified under Not Using Password Aging. CVSS score: 2.7/10. Published 2023-09-01.

How severe is CVE-2023-1555?

Low severity. CVSS v3 base score is 2.7 out of 10.

Vulnerability in Gitlab

CVE-2023-1555

An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.

EPSS: 0.001 (24.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

Affected products

Gitlab — versions 15.2, 16.2, 16.3

Weakness classification (CWE)

CWE-262 — Not Using Password Aging

References

GitLab Issue #398587 (issue-tracking, permissions-required)
HackerOne Bug Bounty Report #1911908 (technical-description, exploit, permissions-required)

Frequently asked questions

What is CVE-2023-1555?: CVE-2023-1555 is a low-severity vulnerability in Gitlab, classified under Not Using Password Aging. CVSS score: 2.7/10. Published 2023-09-01.
How severe is CVE-2023-1555?: Low severity. CVSS v3 base score is 2.7 out of 10.