CVE-2020-11276 Explained : Impact and Mitigation

A vulnerability in Qualcomm Snapdragon products could lead to a buffer over-read when processing specific attributes in beacon and probe response frames.

Understanding CVE-2020-11276

This CVE identifies a potential security issue in various Qualcomm Snapdragon products.

What is CVE-2020-11276?

The vulnerability involves improper validation of P2P IE and NOA attribute lengths in multiple Snapdragon product lines, potentially resulting in a buffer over-read.

The Impact of CVE-2020-11276

The vulnerability could be exploited to trigger a buffer over-read, leading to potential security risks in affected Qualcomm Snapdragon devices.

Technical Details of CVE-2020-11276

Qualcomm Snapdragon products are affected by this vulnerability, impacting a wide range of versions and products.

Vulnerability Description

The issue arises from inadequate validation of P2P IE and NOA attribute lengths in beacon and probe response frames, potentially allowing for a buffer over-read.

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: A comprehensive list of affected versions is provided by Qualcomm.

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to manipulate P2P IE and NOA attribute lengths, causing a buffer over-read.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-11276 vulnerability.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly.
Monitor official channels for updates and advisories regarding this vulnerability.

Long-Term Security Practices

Regularly update firmware and software on affected devices.
Implement network security measures to mitigate potential risks.

Patching and Updates

Stay informed about security bulletins and patches released by Qualcomm for the affected products.