Vulnerability Description
In all versions of GitLab CE/EE since version 8.0, a DNS rebinding vulnerability exists in Fogbugz importer which may be used by attackers to exploit Server Side Request Forgery attacks.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 8.0.0, < 14.1.7 |
Related Weaknesses (CWE)
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39894.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/214399Broken Link
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39894.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/214399Broken Link
FAQ
What is CVE-2021-39894?
CVE-2021-39894 is a vulnerability with a CVSS score of 5.4 (MEDIUM). In all versions of GitLab CE/EE since version 8.0, a DNS rebinding vulnerability exists in Fogbugz importer which may be used by attackers to exploit Server Side Request Forgery attacks.
How severe is CVE-2021-39894?
CVE-2021-39894 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-39894?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.