CVE-2021-39867 Information

Description

In all versions of GitLab CE/EE since version 8.15 a DNS rebinding vulnerability in Gitea Importer may be exploited by an attacker to trigger Server Side Request Forgery (SSRF) attacks.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Reference

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39867.json https://gitlab.com/gitlab-org/gitlab/-/issues/214401

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.1