CVE-2018-6156 Explained : Impact and Mitigation

A vulnerability in Google Chrome versions prior to 68.0.3440.75 allowed a remote attacker to potentially exploit heap corruption through a specially crafted video file.

Understanding CVE-2018-6156

A flaw in the way packet length was calculated in WebRTC in Google Chrome versions before 68.0.3440.75 could have been exploited by a remote attacker to potentially cause heap corruption by using a specially crafted video file.

What is CVE-2018-6156?

The vulnerability stemmed from incorrect derivation of a packet length in WebRTC in Google Chrome versions before 68.0.3440.75.
It could be leveraged by a remote attacker to potentially exploit heap corruption through a crafted video file.

The Impact of CVE-2018-6156

A remote attacker could potentially cause heap corruption in affected systems.

Technical Details of CVE-2018-6156

A vulnerability in Google Chrome versions prior to 68.0.3440.75 allowed a remote attacker to potentially exploit heap corruption through a specially crafted video file.

Vulnerability Description

Type: Heap buffer overflow
The flaw allowed a remote attacker to potentially exploit heap corruption by using a specially crafted video file.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 68.0.3440.75

Exploitation Mechanism

A remote attacker could exploit the vulnerability by using a specially crafted video file to cause heap corruption.

Mitigation and Prevention

Immediate Steps to Take

Update Google Chrome to version 68.0.3440.75 or later.
Be cautious when opening video files from untrusted sources. Long-Term Security Practices
Regularly update software and applications to the latest versions.
Implement network security measures to detect and prevent exploitation attempts.
Educate users on safe browsing practices and potential risks associated with opening files from unknown sources. Patch and Updates
Apply security patches and updates provided by Google Chrome to address the vulnerability.