#VU89615 OS Command Injection in Simple Git - CVE-2022-25912

Vulnerability identifier: #VU89615

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-25912

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Simple Git
Web applications / Modules and components for CMS

Vendor: Steve King

Description

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

The vulnerability exists when enabling the ext transport protocol, which makes it exploitable via clone() method. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS 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

Simple Git: before 3.15.0

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External links
https://github.com/steveukx/git-js/commit/774648049eb3e628379e292ea172dccaba610504
https://github.com/steveukx/git-js/releases/tag/simple-git%403.15.0
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-3153532
https://security.snyk.io/vuln/SNYK-JS-SIMPLEGIT-3112221
https://github.com/steveukx/git-js/blob/main/docs/PLUGIN-UNSAFE-ACTIONS.md%23overriding-allowed-protocols

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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