CVE-2019-5771 Explained : Impact and Mitigation
Learn about CVE-2019-5771, a high-severity vulnerability in Google Chrome allowing remote code execution. Find out how to mitigate the risk and apply necessary patches.
A remote attacker could execute arbitrary code by leveraging an incorrect Just-In-Time (JIT) feature in SwiftShader for GLSL shaders in versions of Google Chrome before 72.0.3626.81. This vulnerability could be exploited through a specially crafted HTML page.
Understanding CVE-2019-5771
An incorrect JIT of GLSL shaders in SwiftShader in Google Chrome prior to 72.0.3626.81 allowed a remote attacker to execute arbitrary code via a crafted HTML page.
What is CVE-2019-5771?
- CVE ID: CVE-2019-5771
- Published Date: January 29, 2019
- Severity: High
- Vulnerability Type: Heap buffer overflow
The Impact of CVE-2019-5771
- A remote attacker could execute arbitrary code on the target system.
- Exploitation could occur through a specially crafted HTML page.
Technical Details of CVE-2019-5771
Vulnerability Description
The vulnerability in SwiftShader for GLSL shaders in Google Chrome allowed for the execution of arbitrary code by a remote attacker.
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: Before 72.0.3626.81
Exploitation Mechanism
The vulnerability could be exploited through a specially crafted HTML page.
Mitigation and Prevention
Immediate Steps to Take
- Update Google Chrome to version 72.0.3626.81 or later.
- Avoid clicking on suspicious links or visiting untrusted websites.
- Implement security best practices for web browsing.
Long-Term Security Practices
- Regularly update software and applications to patch known vulnerabilities.
- Employ security tools like antivirus and firewalls to enhance protection.
- Educate users on safe browsing habits and the importance of software updates.
Patching and Updates
- Google released a patch in version 72.0.3626.81 to address this vulnerability.