CVE-2020-10193 : Security Advisory and Response

ESET Archive Support Module before 1294 allows virus-detection bypass via crafted RAR Compression Information in an archive. This affects versions before 1294 of Smart Security Premium, Internet Security, NOD32 Antivirus, Cyber Security Pro (macOS), Cyber Security (macOS), Mobile Security for Android, Smart TV Security, and NOD32 Antivirus 4 for Linux Desktop.

Understanding CVE-2020-10193

This CVE identifies a vulnerability in ESET Archive Support Module that could enable a virus-detection bypass through a specific method of RAR Compression Information manipulation.

What is CVE-2020-10193?

CVE-2020-10193 highlights a security flaw in ESET products that could allow malicious actors to evade virus detection by exploiting the way RAR Compression Information is handled within an archive.

The Impact of CVE-2020-10193

The vulnerability could potentially lead to malware evasion and compromise the security of systems running affected ESET products, leaving them exposed to undetected threats.

Technical Details of CVE-2020-10193

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The issue lies in the handling of RAR Compression Information within archives by ESET Archive Support Module, allowing attackers to bypass virus detection mechanisms.

Affected Systems and Versions

Smart Security Premium before version 1294
Internet Security before version 1294
NOD32 Antivirus before version 1294
Cyber Security Pro (macOS) before version 1294
Cyber Security (macOS) before version 1294
Mobile Security for Android before version 1294
Smart TV Security before version 1294
NOD32 Antivirus 4 for Linux Desktop before version 1294

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting RAR Compression Information in a way that allows them to bypass the virus detection mechanisms of the affected ESET products.

Mitigation and Prevention

To address CVE-2020-10193 and enhance system security, follow these mitigation strategies:

Immediate Steps to Take

Update ESET products to version 1294 or later to patch the vulnerability.
Regularly scan systems for any signs of malicious activity.

Long-Term Security Practices

Implement robust security measures to prevent unauthorized access to systems.
Educate users on safe browsing habits and the importance of updating security software.

Patching and Updates

Stay informed about security updates released by ESET and apply them promptly to ensure protection against known vulnerabilities.