CVE-2019-1151 Explained : Impact and Mitigation
Learn about CVE-2019-1151, a critical vulnerability in the Windows font library allowing remote code execution. Find out affected systems, exploitation risks, and mitigation steps.
A vulnerability in the Windows font library allows remote code execution, known as 'Microsoft Graphics Remote Code Execution Vulnerability'. This CVE is distinct from others like CVE-2019-1144.
Understanding CVE-2019-1151
What is CVE-2019-1151?
This vulnerability arises from the mishandling of specially designed embedded fonts in the Windows font library, enabling remote code execution.
The Impact of CVE-2019-1151
The vulnerability can be exploited remotely, potentially leading to unauthorized access, data breaches, and system compromise.
Technical Details of CVE-2019-1151
Vulnerability Description
The flaw allows attackers to execute arbitrary code by exploiting the font library's incorrect handling of embedded fonts.
Affected Systems and Versions
- Windows: Versions 7, 8.1, RT 8.1, 10, and various Server versions
- Microsoft Office: 2019 for Mac
Exploitation Mechanism
Attackers can exploit this vulnerability by tricking users into opening malicious documents or visiting compromised websites.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly
- Implement network segmentation to limit the impact of potential attacks
Long-Term Security Practices
- Regularly update software and systems to mitigate known vulnerabilities
- Educate users on safe browsing habits and the risks of opening unknown files
Patching and Updates
Microsoft regularly releases security updates and patches to address vulnerabilities like CVE-2019-1151.