CVE-2020-11296 Explained : Impact and Mitigation

Arithmetic overflow vulnerability in multiple Qualcomm Snapdragon products.

Understanding CVE-2020-11296

Arithmetic overflow can occur during NOA IE processing due to error handling issues in various Qualcomm Snapdragon products.

What is CVE-2020-11296?

This CVE identifies an arithmetic overflow vulnerability in a range of Qualcomm Snapdragon products, potentially leading to security risks.

The Impact of CVE-2020-11296

The vulnerability could be exploited by attackers to trigger an arithmetic overflow, potentially leading to system crashes or unauthorized access.

Technical Details of CVE-2020-11296

Arithmetic overflow vulnerability affecting multiple Qualcomm Snapdragon products.

Vulnerability Description

Improper error handling in Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking products.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking
Versions: APQ8009, APQ8017, APQ8053, and many more

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating NOA IE processing, causing an arithmetic overflow.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-11296 vulnerability.

Immediate Steps to Take

Apply patches provided by Qualcomm promptly
Monitor security bulletins for updates
Implement network segmentation to limit exposure

Long-Term Security Practices

Regularly update software and firmware
Conduct security assessments and audits
Educate users on security best practices

Patching and Updates

Check Qualcomm's security bulletins for specific patches
Ensure all affected systems are updated with the latest patches