CVE-2019-1163 : Security Advisory and Response
Learn about CVE-2019-1163, a security feature bypass vulnerability in Windows due to improper CAB file signature validation. Find affected systems and versions, exploitation details, and mitigation steps.
A security feature bypass vulnerability, known as the 'Windows File Signature Security Feature Bypass Vulnerability', affects various Windows and Windows Server versions.
Understanding CVE-2019-1163
What is CVE-2019-1163?
This vulnerability arises when Windows fails to properly verify the signatures of CAB files.
The Impact of CVE-2019-1163
The vulnerability allows attackers to bypass security features by exploiting the improper validation of CAB file signatures.
Technical Details of CVE-2019-1163
Vulnerability Description
The vulnerability in Windows results in a security feature bypass due to incorrect validation of CAB file signatures.
Affected Systems and Versions
- Windows 10 for 32-bit Systems, x64-based Systems
- Windows 10 Version 1607, 1703, 1709, 1803, 1809 for various systems
- Windows Server 2016, 2019, and Core installations
- Windows 10 Version 1903 for different system types
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious CAB files with improper signatures to bypass security checks.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security updates from Microsoft.
- Implement proper file signature verification processes.
Long-Term Security Practices
- Regularly update and patch systems to address security vulnerabilities.
- Conduct security training to educate users on identifying and handling suspicious files.
Patching and Updates
Ensure all affected systems are updated with the latest patches to mitigate the security feature bypass vulnerability.