CVE-2020-3638 : Security Advisory and Response

A vulnerability in Qualcomm products could allow improper access control due to unaligned addresses or sizes.

Understanding CVE-2020-3638

This CVE affects various Qualcomm products and versions, potentially leading to unauthorized access.

What is CVE-2020-3638?

The vulnerability allows unaligned addresses or sizes to reach the database, resulting in improper access control in multiple Qualcomm products.

The Impact of CVE-2020-3638

Improper page permissions can lead to unauthorized access control, posing a security risk to affected systems.

Technical Details of CVE-2020-3638

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue arises from unaligned addresses or sizes that can propagate to the database, causing improper access control in Qualcomm products.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
Versions: Agatti, Bitra, Kamorta, QCA6390, QCS404, QCS610, Rennell, SA515M, SC7180, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by attackers to gain unauthorized access to sensitive data due to improper page permissions.

Mitigation and Prevention

Protect your systems from CVE-2020-3638 with these security measures.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm promptly.
Monitor for any unauthorized access or unusual activities on the affected systems.

Long-Term Security Practices

Regularly update and patch all software and firmware to prevent vulnerabilities.
Implement access controls and permissions to restrict unauthorized access to sensitive data.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to address CVE-2020-3638 effectively.