CVE-2020-17011 Explained : Impact and Mitigation
Learn about CVE-2020-17011, an Elevation of Privilege vulnerability in Windows Port Class Library affecting various Microsoft Windows versions. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Windows Port Class Library Elevation of Privilege Vulnerability was published on November 11, 2020, by Microsoft. The vulnerability affects various Microsoft Windows versions.
Understanding CVE-2020-17011
This CVE involves an Elevation of Privilege vulnerability in the Windows Port Class Library.
What is CVE-2020-17011?
The CVE-2020-17011 is an Elevation of Privilege vulnerability that allows attackers to gain elevated privileges on the affected Windows systems.
The Impact of CVE-2020-17011
The impact of this vulnerability is rated as HIGH with a CVSS base score of 7.8. It poses a significant risk to the confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2020-17011
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability lies in the Windows Port Class Library, enabling attackers to escalate their privileges on the system.
Affected Systems and Versions
- Windows 10 Version 1803, 1809, 1903, 1909, 2004, 20H2
- Windows Server 2019, 2016, 2012, 2012 R2, 2008, 2008 R2
- Windows 7, 8.1
Exploitation Mechanism
Attackers can exploit this vulnerability to execute arbitrary code and take control of the affected systems.
Mitigation and Prevention
Protecting systems from CVE-2020-17011 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Monitor for any suspicious activities on the network.
- Implement the principle of least privilege to limit user access.
Long-Term Security Practices
- Regularly update and patch all software and operating systems.
- Conduct security training for employees to recognize and report potential security threats.
- Utilize intrusion detection and prevention systems to monitor network traffic.
- Employ strong password policies and multi-factor authentication.
- Keep abreast of security advisories and best practices.
Patching and Updates
Microsoft regularly releases security updates and patches to address vulnerabilities like CVE-2020-17011. Ensure that systems are up to date with the latest security fixes.