Vulnerability Description
Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link
CVSS Score
7.3
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 11.5.0, < 13.5.6 |
Related Weaknesses (CWE)
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262Broken Link
- https://hackerone.com/reports/718460Permissions RequiredThird Party Advisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262Broken Link
- https://hackerone.com/reports/718460Permissions RequiredThird Party Advisory
FAQ
What is CVE-2021-22171?
CVE-2021-22171 is a vulnerability with a CVSS score of 7.3 (HIGH). Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link
How severe is CVE-2021-22171?
CVE-2021-22171 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-22171?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.