CVE-2020-11252 : Vulnerability Insights and Analysis

Trustzone initialization code will disable xPU`s when memory dumps are enabled and lead to information disclosure in various Qualcomm Snapdragon products.

Understanding CVE-2020-11252

This CVE involves a vulnerability in Qualcomm Snapdragon products that could result in information disclosure.

What is CVE-2020-11252?

Trustzone initialization code in Qualcomm Snapdragon products may disable xPU`s when memory dumps are enabled, potentially leading to information disclosure.

The Impact of CVE-2020-11252

The vulnerability has a CVSS base score of 7.2, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2020-11252

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue arises from Trustzone initialization code that can disable xPU`s when memory dumps are enabled, potentially exposing sensitive information.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wired Infrastructure, and Networking
Versions: AQT1000, AR8031, AR8035, and many more

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Local
Privileges Required: High
User Interaction: Required
Scope: Changed

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly
Disable memory dumps if not essential
Monitor for any unauthorized access or data leaks

Long-Term Security Practices

Regularly update firmware and software to the latest versions
Implement access controls and encryption to safeguard sensitive data

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm
Ensure timely installation of patches to mitigate the risk of information disclosure