CVE-2020-9320 : What You Need to Know

Avira AV Engine before 8.3.54.138 allows virus-detection bypass via a crafted ISO archive.

Understanding CVE-2020-9320

This CVE involves a vulnerability in the Avira AV Engine that enables a virus-detection bypass through a specially crafted ISO archive.

What is CVE-2020-9320?

The vulnerability allows attackers to bypass virus detection in certain Avira products by using a malicious ISO archive.

The Impact of CVE-2020-9320

Affected versions include Antivirus for Endpoint, Antivirus for Small Business, Exchange Security (Gateway), Internet Security Suite for Windows, Prime, Free Security Suite for Windows, and Cross Platform Anti-malware SDK.
The vendor disputes the existence of the vulnerability in the product.

Technical Details of CVE-2020-9320

This section provides more in-depth technical information about the CVE.

Vulnerability Description

Avira AV Engine before 8.3.54.138 is susceptible to a virus-detection bypass via a crafted ISO archive.

Affected Systems and Versions

Versions before 8.3.54.138 of various Avira products are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit the vulnerability by using a specially crafted ISO archive to bypass virus detection mechanisms.

Mitigation and Prevention

Protecting systems from CVE-2020-9320 is crucial to maintaining security.

Immediate Steps to Take

Update Avira products to version 8.3.54.138 or newer to mitigate the vulnerability.
Regularly scan systems for any signs of compromise.

Long-Term Security Practices

Implement robust security measures to prevent similar bypass techniques.
Educate users on safe browsing habits and the importance of keeping security software up to date.

Patching and Updates

Stay informed about security updates from Avira and promptly apply patches to address known vulnerabilities.