CVE-2021-30503 : Security Advisory and Response
Learn about CVE-2021-30503 affecting the GLSL Linting extension before 1.4.0 in Visual Studio Code, enabling remote code execution. Find mitigation steps.
The unofficial GLSL Linting extension before version 1.4.0 for Visual Studio Code has a vulnerability that allows for remote code execution through a manipulated glslangValidatorPath in the workspace configuration.
Understanding CVE-2021-30503
This CVE-2021-30503 vulnerability affects the GLSL Linting extension for Visual Studio Code, potentially enabling threat actors to execute remote code.
What is CVE-2021-30503?
The flaw in the unofficial GLSL Linting extension before version 1.4.0 for Visual Studio Code permits threat actors to execute arbitrary code remotely by leveraging a carefully crafted glslangValidatorPath in the workspace configuration.
The Impact of CVE-2021-30503
The impact of this vulnerability could lead to unauthorized remote code execution, potentially allowing attackers to compromise the host system and its data.
Technical Details of CVE-2021-30503
This section provides an overview of the vulnerability's technical aspects.
Vulnerability Description
The vulnerability in the GLSL Linting extension allows attackers to achieve remote code execution via a manipulated glslangValidatorPath within the workspace configuration.
Affected Systems and Versions
The vulnerability affects versions of the GLSL Linting extension for Visual Studio Code prior to version 1.4.0.
Exploitation Mechanism
Threat actors can exploit this vulnerability by inserting a malicious glslangValidatorPath in the workspace configuration, enabling remote code execution.
Mitigation and Prevention
Protecting systems from CVE-2021-30503 requires immediate action and long-term security measures.
Immediate Steps to Take
Users should update the GLSL Linting extension to version 1.4.0 or newer to mitigate the risk of remote code execution.
Long-Term Security Practices
Implementing best security practices and staying vigilant against potential threats can help safeguard systems from similar vulnerabilities.
Patching and Updates
Regularly updating software and extensions, such as the GLSL Linting extension, is crucial in ensuring protection against known vulnerabilities.