What is CVE-2021-22257?

CVE-2021-22257 is a medium-severity vulnerability in Gitlab. CVSS score: 5.3/10. Published 2021-10-05.

How severe is CVE-2021-22257?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Gitlab

CVE-2021-22257

An issue has been discovered in GitLab affecting all versions starting from 14.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. The route for /user.keys is not restricted on instances with public visibility disabled. This allows user enumeration on such instances.

EPSS: 0.009 (56.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gitlab — versions >=14.0, <14.0.9, >=14.1, <14.1.4, >=14.2, <14.2.2

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22257?: CVE-2021-22257 is a medium-severity vulnerability in Gitlab. CVSS score: 5.3/10. Published 2021-10-05.
How severe is CVE-2021-22257?: Medium severity. CVSS v3 base score is 5.3 out of 10.