Link following in Microsoft mingit

1) Link following

EUVDB-ID: #VU72245

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23946

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows an attacker to compromise the affected system.

The vulnerability exists due to application allows to overwrite files outside the working tree via the "git apply" command. A remote attacker can trick the victim to run the affected command against a malicious or compromised repository and overwrite arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Visual Studio: 16.0 - 2017 version 15.9

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-23946

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.