CVE-2021-37518 : Security Advisory and Response
Learn about CVE-2021-37518, a Universal Cross Site Scripting (UXSS) vulnerability in Vimium Extension 1.66 and earlier, allowing remote attackers to execute arbitrary code.
A Universal Cross Site Scripting (UXSS) vulnerability in Vimium Extension 1.66 and earlier allows remote attackers to run arbitrary code via the omnibar feature.
Understanding CVE-2021-37518
This CVE-2021-37518 describes a critical vulnerability in Vimium Extension that could be exploited by remote attackers to execute arbitrary code.
What is CVE-2021-37518?
CVE-2021-37518 is a Universal Cross Site Scripting (UXSS) vulnerability found in Vimium Extension versions 1.66 and previous. It enables attackers to execute malicious code through the omnibar feature.
The Impact of CVE-2021-37518
If exploited, this vulnerability could lead to the remote execution of arbitrary code, posing a significant risk to user systems and data security.
Technical Details of CVE-2021-37518
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows remote attackers to exploit the omnibar feature in Vimium Extension to run arbitrary code on a target system.
Affected Systems and Versions
Vimium Extension versions 1.66 and earlier are affected by this vulnerability. Systems with these versions installed are at risk.
Exploitation Mechanism
Attackers can leverage the XSS vulnerability in the omnibar feature to inject and execute malicious code on a victim's system.
Mitigation and Prevention
Protecting systems from CVE-2021-37518 requires immediate action and ongoing security measures.
Immediate Steps to Take
Users should update Vimium Extension to the latest version available that contains a patch for this vulnerability. Additionally, exercise caution while browsing the web and interacting with potentially malicious websites.
Long-Term Security Practices
Implement secure coding practices, regularly update software, and use web browser security extensions to enhance overall security posture.
Patching and Updates
Stay informed about security updates for Vimium Extension and promptly apply patches to mitigate the risk of exploitation.