CVE-2018-6140 : What You Need to Know
Learn about CVE-2018-6140, a vulnerability in Google Chrome allowing attackers to execute arbitrary code by exploiting a flaw in the chrome.debugger API. Find out how to mitigate this security risk.
A vulnerability in Google Chrome prior to version 67.0.3396.62 allowed attackers to execute arbitrary code through a crafted Chrome Extension.
Understanding CVE-2018-6140
What is CVE-2018-6140?
Prior to version 67.0.3396.62 of Google Chrome, a vulnerability existed that enabled the chrome.debugger API to attach to Web UI pages in DevTools. This flaw could be exploited by convincing a user to install a malicious extension with a specially crafted Chrome Extension.
The Impact of CVE-2018-6140
This vulnerability allowed attackers to execute arbitrary code on a victim's system, potentially leading to further compromise and data theft.
Technical Details of CVE-2018-6140
Vulnerability Description
Allowing the chrome.debugger API to attach to Web UI pages in DevTools in Google Chrome prior to version 67.0.3396.62 enabled attackers to execute arbitrary code by tricking users into installing a malicious extension.
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: < 67.0.3396.62
Exploitation Mechanism
Attackers could exploit this vulnerability by persuading users to install a malicious extension with a specifically crafted Chrome Extension.
Mitigation and Prevention
Immediate Steps to Take
- Update Google Chrome to version 67.0.3396.62 or later.
- Be cautious when installing browser extensions and only use trusted sources.
Long-Term Security Practices
- Regularly update software and browsers to the latest versions.
- Educate users on safe browsing habits and the risks associated with installing unverified extensions.
Patching and Updates
Ensure that all systems are regularly patched and updated with the latest security fixes.