CVE-2020-1152 : Vulnerability Insights and Analysis
Learn about CVE-2020-1152, an elevation of privilege vulnerability in Windows Win32k.sys, impacting Windows 10 versions (1803, 1809, 1903, 1909, 2004, 1507, 1607), Windows Server versions (2019, 2016, 2012, 2012 R2), and Windows 8.1. Take immediate steps and follow long-term security practices to mitigate risks.
Windows Win32k Elevation of Privilege Vulnerability was published on September 11, 2020.
Understanding CVE-2020-1152
What is CVE-2020-1152?
An elevation of privilege vulnerability in Windows Win32k.sys can allow attackers to gain elevated privileges on a system.
The Impact of CVE-2020-1152
- Attackers can exploit this vulnerability to elevate their privileges on a targeted system.
- Exploitation requires running a specially crafted script or application on the affected system.
Technical Details of CVE-2020-1152
Vulnerability Description
The issue arises from Windows improperly handling calls to Win32k.sys.
Affected Systems and Versions
- Windows 10 versions 1803, 1809, 1903, 1909, 2004, 1507, 1607
- Windows Server 2019, 2016, 2012, 2012 R2
- Windows 8.1
Exploitation Mechanism
To exploit, attackers need to log in and execute a specially crafted script or application.
Mitigation and Prevention
Immediate Steps to Take
- Ensure systems are updated with the necessary security patches from Microsoft.
- Educate users about running scripts or applications from untrusted sources.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user capabilities.
- Regularly monitor and log activities on critical systems.
- Conduct security awareness training for all users.
Patching and Updates
- Apply relevant security updates promptly as released by Microsoft.