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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (59.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- GitLab — versions >=14.0, <14.0.9, >=14.1, <14.1.4, >=14.2, <14.2.2
References
- gitlab.com/gitlab-org/gitlab/-/issues/23832 (Broken Link)
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22257.json (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.