Remote code execution in Visual Studio



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-1425
CWE-ID CWE-65
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Visual Studio
Universal components / Libraries / Software for developers

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Windows Hard Link

EUVDB-ID: #VU22665

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-1425

CWE-ID: CWE-65 - Windows hard link

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the system.

The vulnerability exists due to incorrect processing of hardlinks when extincting archived files. A remote attacker can create a specially crafted file, convince the victim into downloading a malicious package and execute arbitrary code in the context of local system.

Note, this vulnerability was introduced due to presence of two vulnerable NPM packages:

tar

fstream

Mitigation

Install update from vendor's website.

Vulnerable software versions

Visual Studio: 15.9 - 16.3.0 16.3.29318.209

CPE2.3 External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1425


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.



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