Information disclosure in Gitlab

CVE-2021-22172

Improper authorization in GitLab 12.8+ allows a guest user in a private project to view tag data that should be inaccessible on the releases page

Vulnerability class: Information Disclosure

EPSS: 0.010 (60.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gitlab — versions >=12.8, <13.6.6, >=13.7.0, <13.7.6, >=13.8.0, <13.8.2

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

cve@gitlab.com (Exploit, Patch, x_refsource_MISC, Issue Tracking, Vendor Advisory)
cve@gitlab.com (Permissions Required, Third Party Advisory, x_refsource_MISC)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22172?: CVE-2021-22172 is a medium-severity vulnerability in Gitlab, classified under Information Disclosure. CVSS score: 4.3/10. Published 2021-03-26.
How severe is CVE-2021-22172?: Medium severity. CVSS v3 base score is 4.3 out of 10.