Command Injection in GitLab Community Edition (CE) and Enterprise Edition (EE)

1) Command Injection

EUVDB-ID: #VU66699

Risk: Medium

CVSSv4.0: 7.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2022-2884

CWE-ID: CWE-77 - Command injection

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation within the Import from GitHub API endpoint. A remote user can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 11.3.4 - 15.3.0

GitLab Enterprise Edition: 11.3.4 - 15.3.0

CPE2.3

• cpe:2.3:a:gitlab:gitlab:11.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:11.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:11.3.6:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:11.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:11.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:11.3.6:*:*:*:*:*:*:*

External links

https://about.gitlab.com/releases/2022/08/22/critical-security-release-gitlab-15-3-1-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. However, proof of concept for this vulnerability is available.