#VU72243 Untrusted search path in Git for Windows - CVE-2023-23618

Vulnerability identifier: #VU72243

Vulnerability risk: Low

CVSSv4.0: 4.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-23618

CWE-ID: CWE-426

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Git for Windows
Other software / Other software solutions

Vendor: Git for Windows

Description

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

The vulnerability exists due to "gitk" on Windows executes binaries from the current working directory. A remote attacker can trick the victim into placing a malicious binary into the working directory using social engineering and trick users into running untrusted code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Git for Windows: 2.39.0 - 2.39.1.1

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External links
https://github.com/git-for-windows/git/security/advisories/GHSA-wxwv-49qw-35pm
https://github.com/git-for-windows/git/commit/49a8ec9dac3cec6602f05fed1b3f80a549c8c05c
https://github.com/git-for-windows/git/releases/tag/v2.39.2.windows.1

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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.