CVE-2021-22175: GitLab Server-Side Request Forgery (SSRF) Vulnerability
GitLab contains a server-side request forgery (SSRF) vulnerability when requests to the internal network for webhooks are enabled.
Other sources
When requests to the internal network for webhooks are enabled, a server-side request forgery vulnerability in GitLab affecting all versions starting from 10.5 was possible to exploit for an unauthenticated attacker even on a GitLab instance where registration is disabled
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Discontinue use of GitLab if mitigations are unavailable.
Event History
Frequently Asked Questions
What is the severity of CVE-2021-22175?
CVE-2021-22175 is classified as a high severity vulnerability due to its potential for server-side request forgery by unauthenticated attackers.
How do I fix CVE-2021-22175?
To fix CVE-2021-22175, upgrade GitLab to version 13.8.4 or later.
Which versions of GitLab are affected by CVE-2021-22175?
CVE-2021-22175 affects GitLab versions from 10.5.0 up to and including 13.8.3.
Can CVE-2021-22175 be exploited without authentication?
Yes, CVE-2021-22175 can be exploited by unauthenticated attackers even if registration is disabled on the GitLab instance.
What type of vulnerability is CVE-2021-22175?
CVE-2021-22175 is a server-side request forgery (SSRF) vulnerability.