CVE-2020-8318 : Security Advisory and Response
Learn about CVE-2020-8318, a privilege escalation vulnerability in LenovoSystemUpdatePlugin for Lenovo System Interface Foundation allowing code execution with elevated privileges. Find mitigation steps here.
A privilege escalation vulnerability in LenovoSystemUpdatePlugin for Lenovo System Interface Foundation prior to version 2.0.0.92 allows authenticated users to execute code with elevated privileges.
Understanding CVE-2020-8318
This CVE involves a privilege escalation vulnerability in LenovoSystemUpdatePlugin for Lenovo System Interface Foundation.
What is CVE-2020-8318?
CVE-2020-8318 is a vulnerability in LenovoSystemUpdatePlugin that enables authenticated users to run code with elevated privileges.
The Impact of CVE-2020-8318
- CVSS Base Score: 7.3 (High Severity)
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: Low
- User Interaction: Required
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2020-8318
This section provides technical details of the CVE.
Vulnerability Description
The vulnerability allows authenticated users to execute code with elevated privileges.
Affected Systems and Versions
- Affected Product: LenovoSystemUpdatePlugin for Lenovo System Interface Foundation
- Vendor: Lenovo
- Affected Version: < 2.0.0.92 (custom version)
Exploitation Mechanism
The vulnerability can be exploited by authenticated users to escalate privileges.
Mitigation and Prevention
Protect your system from CVE-2020-8318 with the following steps.
Immediate Steps to Take
- Update LenovoSystemUpdatePlugin to version 2.0.0.92
- Update Lenovo Vantage to version 10.2003.10.0 from the Microsoft Store
- Re-launch Lenovo Vantage to complete the update
Long-Term Security Practices
- Regularly update software and firmware
- Implement least privilege access
- Conduct security training for users
Patching and Updates
Apply patches and updates promptly to mitigate the vulnerability.