CVE-2019-0808 : Security Advisory and Response
Learn about CVE-2019-0808, an elevation of privilege vulnerability in Windows due to mishandling of objects in memory. Find out affected systems, exploitation details, and mitigation steps.
A security flaw in the Windows operating system involving the mishandling of objects in memory by the Win32k component is identified as the 'Win32k Elevation of Privilege Vulnerability'.
Understanding CVE-2019-0808
This CVE ID is distinct from CVE-2019-0797.
What is CVE-2019-0808?
An elevation of privilege vulnerability in Windows due to improper handling of objects in memory by the Win32k component.
The Impact of CVE-2019-0808
This vulnerability allows attackers to elevate privileges on the affected system, potentially leading to unauthorized actions.
Technical Details of CVE-2019-0808
The technical aspects of this CVE include:
Vulnerability Description
- Security flaw in Windows
- Mishandling of objects in memory by the Win32k component
Affected Systems and Versions
- Windows 7 for 32-bit Systems Service Pack 1
- Windows 7 for x64-based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
- Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1
- Windows Server 2008 for 32-bit Systems Service Pack 2 (Core installation)
- Windows Server 2008 for Itanium-Based Systems Service Pack 2
- Windows Server 2008 for 32-bit Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2 (Core installation)
Exploitation Mechanism
The vulnerability is exploited by manipulating objects in memory to gain elevated privileges on the affected system.
Mitigation and Prevention
Steps to address and prevent exploitation of CVE-2019-0808:
Immediate Steps to Take
- Apply security patches provided by Microsoft
- Implement least privilege access controls
- Monitor system logs for suspicious activities
Long-Term Security Practices
- Regularly update and patch systems
- Conduct security training for users and IT staff
- Employ network segmentation to limit the impact of potential breaches
Patching and Updates
- Microsoft has released patches to address this vulnerability
- Regularly check for and apply updates to ensure system security