What is CVE-2021-39894?

CVE-2021-39894 is a medium-severity vulnerability in Gitlab, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.4/10. Published 2021-10-05.

How severe is CVE-2021-39894?

Medium severity. CVSS v3 base score is 5.4 out of 10.

SSRF in Gitlab

CVE-2021-39894

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.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.006 (44.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Gitlab — versions >=8.0, <14.1.7, >=14.3, <14.3.1, >=14.2, <14.2.5

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39894?: CVE-2021-39894 is a medium-severity vulnerability in Gitlab, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.4/10. Published 2021-10-05.
How severe is CVE-2021-39894?: Medium severity. CVSS v3 base score is 5.4 out of 10.