CVE-2020-10862 : Vulnerability Insights and Analysis

An issue was discovered in Avast Antivirus before version 20, allowing attackers to achieve Local Privilege Escalation (LPE) via the aswTask RPC endpoint in the Avast Service (AvastSvc.exe).

Understanding CVE-2020-10862

This CVE identifies a vulnerability in Avast Antivirus that could lead to Local Privilege Escalation.

What is CVE-2020-10862?

The vulnerability in Avast Antivirus before version 20 enables attackers to escalate their privileges locally through the aswTask RPC endpoint in the Avast Service.

The Impact of CVE-2020-10862

This vulnerability could allow malicious actors to elevate their privileges on the affected system, potentially leading to further compromise or unauthorized access.

Technical Details of CVE-2020-10862

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue lies in the Avast Antivirus software before version 20, specifically in the aswTask RPC endpoint within the Avast Service, which can be exploited for Local Privilege Escalation.

Affected Systems and Versions

Affected Product: Avast Antivirus
Affected Version: Before version 20

Exploitation Mechanism

Attackers can exploit the vulnerability by leveraging the aswTask RPC endpoint in the Avast Service to escalate their privileges locally.

Mitigation and Prevention

Protecting systems from CVE-2020-10862 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Avast Antivirus to version 20 or newer to mitigate the vulnerability.
Monitor system logs for any unusual activities that might indicate exploitation.

Long-Term Security Practices

Regularly update all software and security patches to prevent future vulnerabilities.
Implement the principle of least privilege to restrict user permissions and minimize the impact of potential attacks.

Patching and Updates

Apply patches and updates provided by Avast to address the vulnerability and enhance system security.