Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-5356

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Main Vulnerability Database Vulnerabilities #VU85321

Improper Authorization in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-5356

Published: January 12, 2024


Vulnerability identifier: #VU85321
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-5356
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to incorrect authorization checks. A remote user can abuse Slack/Mattermost integrations to execute slash commands as another user.


How to mitigate CVE-2023-5356

Install updates from vendor's website.

Sources