SSRF in GitLab
CVE-2021-22214
When requests to the internal network for webhooks are enabled, a server-side request forgery vulnerability in GitLab CE/EE affecting all versions starting from 10.5 was possible to exploit for an unauthenticated attacker even on a GitLab instance where registration is limited
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.278 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.278 · newest: 0.278 · change: 0.000
Affected products
- GitLab — versions >=10.5, <13.10.5, >=13.11, <13.11.5, >=13.12, <13.12.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.com/gitlab-org/gitlab/-/issues/322926 (Broken Link)
- hackerone.com/reports/1110131 (Permissions Required, Third Party Advisory)
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22214.json (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-22214?
- CVE-2021-22214 is a medium-severity vulnerability in GitLab, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2021-06-08.
- How severe is CVE-2021-22214?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2021-22214 known to be exploited?
- 53 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.