Information disclosure in GitLab Community Edition (CE) and Enterprise Edition (EE)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-3399
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Gitlab Community Edition
Universal components / Libraries / Software for developers

GitLab Enterprise Edition
Universal components / Libraries / Software for developers

Vendor GitLab, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU82620

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3399

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote user can read the CI/CD variables using the custom project templates.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 11.6.0 - 13.0.0

GitLab Enterprise Edition: 11.6.0 - 13.0.0

CPE2.3 External links

http://about.gitlab.com/releases/2023/10/31/security-release-gitlab-16-5-1-16-4-2-16-3-6-released/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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