CVE-2022-33271 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-33271, a vulnerability identified in Qualcomm Snapdragon products.

Understanding CVE-2022-33271

CVE-2022-33271 is an information disclosure vulnerability caused by a buffer over-read in WLAN while parsing NMF frame.

What is CVE-2022-33271?

The vulnerability allows an attacker to gain unauthorized access to sensitive information due to the buffer over-read issue in WLAN.

The Impact of CVE-2022-33271

With a CVSSv3.1 base score of 8.2 (High), the vulnerability poses a significant risk to confidentiality, making it crucial to address promptly.

Technical Details of CVE-2022-33271

The following are the technical details of the CVE-2022-33271 vulnerability:

Vulnerability Description

The vulnerability stems from a buffer over-read in WLAN when handling NMF frame, leading to potential information exposure.

Affected Systems and Versions

Multiple Qualcomm Snapdragon products using various versions are affected by this vulnerability, including APQ8096AU, AR8031, AR9380, IPQ8064, SD 660, SD 845, and more.

Exploitation Mechanism

The vulnerability can be exploited remotely over a network without requiring any privileges, making it a critical security concern.

Mitigation and Prevention

Given the severity of CVE-2022-33271, it is crucial to take immediate action to mitigate the risk associated with this vulnerability.

Immediate Steps to Take

Update the affected Qualcomm Snapdragon products to the latest firmware or patch provided by Qualcomm to fix the buffer over-read issue.

Long-Term Security Practices

Regularly monitor and apply security updates provided by Qualcomm to ensure the protection of your devices against potential security threats.

Patching and Updates

Stay informed about security bulletins and advisories released by Qualcomm to address vulnerabilities promptly and enhance the security posture of your devices.