What is CVE-2021-34529?

CVE-2021-34529 is a vulnerability in Microsoft Visual Studio Code that allows remote attackers to execute arbitrary code.

How can CVE-2021-34529 be exploited?

CVE-2021-34529 can be exploited by visiting a malicious page or opening a malicious file.

What is the severity of CVE-2021-34529?

The severity of CVE-2021-34529 is high with a CVSS score of 7.8.

Which versions of Visual Studio Code are affected by CVE-2021-34529?

Visual Studio Code versions up to 1.57.1 are affected by CVE-2021-34529.

How can I fix CVE-2021-34529?

To fix CVE-2021-34529, update Visual Studio Code to the latest version available.

Vulnerability/
CVE-2021-34529

high

7.8

13/7/2021

14/7/2021

13/2/2024

4/8/2024

CVE-2021-34529: Microsoft Visual Studio Code maven.executable.options Command Injection Remote Code Execution Vulnerability

First published: Tue Jul 13 2021(Updated: )

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Visual Studio Code. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of the settings.json file. When parsing the maven.executable.options parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the current user.

Credit: secure@microsoft.com secure@microsoft.com

Affected Software	Affected Version	How to fix
		fix available externally
Microsoft Visual Studio Code	<1.57.1

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34529

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Reference Links

Frequently Asked Questions

What is CVE-2021-34529?
CVE-2021-34529 is a vulnerability in Microsoft Visual Studio Code that allows remote attackers to execute arbitrary code.
How can CVE-2021-34529 be exploited?
CVE-2021-34529 can be exploited by visiting a malicious page or opening a malicious file.
What is the severity of CVE-2021-34529?
The severity of CVE-2021-34529 is high with a CVSS score of 7.8.
Which versions of Visual Studio Code are affected by CVE-2021-34529?
Visual Studio Code versions up to 1.57.1 are affected by CVE-2021-34529.
How can I fix CVE-2021-34529?
To fix CVE-2021-34529, update Visual Studio Code to the latest version available.

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