Remote code execution in Microsoft Visual Studio Code



Published: 2023-01-10
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-21779
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Visual Studio Code
Universal components / Libraries / Software for developers

Vendor Microsoft

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Input validation error

EUVDB-ID: #VU71008

Risk: High

CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-21779

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in Visual Studio Code when handling iframes. A remote user can trick a victim to open a specially crafted file and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Visual Studio Code: 1.0.0 - 1.74.2

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21779
http://github.com/microsoft/vscode/security/advisories/GHSA-p996-wrgh-crrj


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.



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