CVE-2022-25670 : What You Need to Know

A denial of service vulnerability has been identified in WLAN HOST in various Qualcomm Snapdragon products leading to buffer over-read. Find out the impact, affected systems, and mitigation steps below.

Understanding CVE-2022-25670

This CVE discloses a critical vulnerability in Qualcomm Snapdragon products that could result in denial of service due to a buffer over-read in WLAN HOST.

What is CVE-2022-25670?

The vulnerability allows attackers to trigger a denial of service condition by exploiting a buffer over-read while unpacking frames in multiple Snapdragon product lines.

The Impact of CVE-2022-25670

With a CVSS base score of 7.5, this vulnerability poses a high impact, affecting various Qualcomm Snapdragon devices. The attack vector is through the network, making the availability impact high.

Technical Details of CVE-2022-25670

Here are the key technical details of the vulnerability:

Vulnerability Description

The vulnerability results from a buffer over-read issue in WLAN HOST in Snapdragon products.

Affected Systems and Versions

Numerous Qualcomm Snapdragon products across different versions are impacted, including Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, and Wearables.

Exploitation Mechanism

Attackers can exploit this vulnerability over the network without requiring any special privileges, leading to denial of service.

Mitigation and Prevention

Understanding the following steps is crucial to mitigate and prevent exploitation of CVE-2022-25670:

Immediate Steps to Take

Apply security updates provided by Qualcomm to address the vulnerability promptly.
Monitor network traffic for any suspicious activities that could indicate exploitation.

Long-Term Security Practices

Regularly update Qualcomm Snapdragon products to the latest firmware versions to ensure vulnerabilities are patched.
Implement network security measures to detect and prevent potential attacks.

Patching and Updates

Follow the guidance provided by Qualcomm regarding security patches and updates to protect vulnerable systems from exploitation.