CVE-2020-17001 Explained : Impact and Mitigation
Learn about CVE-2020-17001, a Windows Print Spooler Elevation of Privilege Vulnerability affecting various Windows versions. Find mitigation steps and the impact of this high-severity vulnerability.
Windows Print Spooler Elevation of Privilege Vulnerability was published by Microsoft on November 10, 2020.
Understanding CVE-2020-17001
This CVE identifies an Elevation of Privilege vulnerability in the Windows Print Spooler service.
What is CVE-2020-17001?
The CVE-2020-17001 vulnerability is related to the Windows Print Spooler service, allowing attackers to elevate privileges on affected systems.
The Impact of CVE-2020-17001
The impact of this vulnerability is rated as HIGH with a CVSS base score of 7.8, indicating a significant security risk.
Technical Details of CVE-2020-17001
This section provides more technical insights into the CVE-2020-17001 vulnerability.
Vulnerability Description
The vulnerability allows attackers to elevate privileges on Windows systems by exploiting the Print Spooler service.
Affected Systems and Versions
- Windows 10 Version 1803, 1809, 1909, 2004, 20H2
- Windows Server 2019, 2019 (Server Core installation), 2016, 2016 (Server Core installation), 2012, 2012 (Server Core installation), 2012 R2, 2012 R2 (Server Core installation)
- Windows 7, 7 Service Pack 1, 8.1, RT 8.1
- Windows Server 2008 Service Pack 2, 2008 Service Pack 2 (Server Core installation), 2008 R2 Service Pack 1, 2008 R2 Service Pack 1 (Server Core installation)
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to gain elevated privileges on the affected Windows systems.
Mitigation and Prevention
To address CVE-2020-17001, follow these mitigation and prevention strategies:
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Disable the Print Spooler service if not required.
- Implement the principle of least privilege to limit user permissions.
Long-Term Security Practices
- Regularly update and patch all systems to prevent vulnerabilities.
- Conduct security training for users to recognize and report suspicious activities.
Patching and Updates
- Stay informed about security updates from Microsoft and apply them as soon as they are available.