CVE-2021-39889 Information

Description

In all versions of GitLab EE since version 14.1 due to an insecure direct object reference vulnerability an endpoint may reveal the protected branch name to a malicious user who makes a crafted API call with the ID of the protected branch.

CVSS Vector

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

Reference

https://hackerone.com/reports/1294017 https://gitlab.com/gitlab-org/gitlab/-/issues/338062 https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39889.json

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3