CVE-2020-3664 : Exploit Details and Defense Strategies

A vulnerability in Qualcomm products could lead to out-of-bound read access in the hypervisor.

Understanding CVE-2020-3664

This CVE involves an invalid read access attempt in various Qualcomm products, potentially resulting in a security breach.

What is CVE-2020-3664?

The vulnerability allows for out-of-bound read access in the hypervisor due to passing invalid addresses in multiple Qualcomm product lines.

The Impact of CVE-2020-3664

The vulnerability could be exploited to gain unauthorized access to sensitive information, compromising the security and integrity of affected systems.

Technical Details of CVE-2020-3664

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue involves an out-of-bound read access in the hypervisor caused by passing invalid addresses in various Qualcomm products.

Affected Systems and Versions

Vendor: Qualcomm, Inc.
Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking
Versions: AQT1000, AR8031, AR8035, and many more (extensive list provided)

Exploitation Mechanism

The vulnerability is exploited by attempting an invalid read access, passing incorrect addresses, which triggers the out-of-bound read access in the hypervisor.

Mitigation and Prevention

Protecting systems from CVE-2020-3664 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm promptly.
Monitor for any unusual activities or unauthorized access attempts.
Implement access controls and restrictions to limit potential exploitation.

Long-Term Security Practices

Regularly update and patch all software and firmware on affected systems.
Conduct security assessments and audits to identify and address vulnerabilities proactively.
Educate users and administrators on best security practices and awareness.

Patching and Updates

Qualcomm has released patches and updates to address the vulnerability. Ensure all affected systems are updated to the latest secure versions.