CVE-2020-10867 : Vulnerability Insights and Analysis
Discover the impact of CVE-2020-10867 in Avast Antivirus, allowing attackers to bypass access restrictions. Learn about affected systems, exploitation, and mitigation steps.
An issue was discovered in Avast Antivirus before version 20, allowing attackers to bypass access restrictions on tasks from an untrusted process.
Understanding CVE-2020-10867
What is CVE-2020-10867?
This CVE refers to a vulnerability in Avast Antivirus that enables attackers to circumvent intended access restrictions on tasks from an untrusted process.
The Impact of CVE-2020-10867
The vulnerability allows attackers to bypass security measures, potentially leading to unauthorized access and exploitation of the affected system.
Technical Details of CVE-2020-10867
Vulnerability Description
The issue lies in the aswTask RPC endpoint for the TaskEx library in the Avast Service (AvastSvc.exe).
Affected Systems and Versions
- Product: Avast Antivirus
- Versions: Before version 20
Exploitation Mechanism
Attackers can exploit this vulnerability when Self Defense is enabled, allowing them to bypass access restrictions on tasks.
Mitigation and Prevention
Immediate Steps to Take
- Update Avast Antivirus to the latest version.
- Disable Self Defense feature if not needed.
Long-Term Security Practices
- Regularly update security software and patches.
- Implement least privilege access controls.
Patching and Updates
Ensure timely installation of security patches and updates to mitigate the risk of exploitation.