What is CVE-2023-3115?

CVE-2023-3115 is a medium-severity vulnerability in Gitlab, classified under CWE-286. CVSS score: 5.4/10. Published 2023-09-29.

How severe is CVE-2023-3115?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-3115 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Gitlab

CVE-2023-3115

An issue has been discovered in GitLab EE affecting all versions affecting all versions from 11.11 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1. Single Sign On restrictions were not correctly enforced for indirect projec…

EPSS: 0.000 (11.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Gitlab — versions 11.11, 16.3, 16.4

Weakness classification (CWE)

CWE-286

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

GitLab Issue #414367 (issue-tracking)
HackerOne Bug Bounty Report #2004158 (technical-description, exploit, permissions-required)

Frequently asked questions

What is CVE-2023-3115?: CVE-2023-3115 is a medium-severity vulnerability in Gitlab, classified under CWE-286. CVSS score: 5.4/10. Published 2023-09-29.
How severe is CVE-2023-3115?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-3115 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.