CVE-2021-39935 Information

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.5 before 14.3.6 all versions starting from 14.4 before 14.4.4 all versions starting from 14.5 before 14.5.2. Unauthorized external users could perform Server Side Requests via the CI Lint API

CVSS Vector

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

Reference

https://hackerone.com/reports/1236965 https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39935.json https://gitlab.com/gitlab-org/gitlab/-/issues/346187

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5