CVE-2022-33253 : Security Advisory and Response
Get insights into CVE-2022-33253, a high-severity vulnerability in Qualcomm's WLAN processing corrupted NAN frames. Learn about its impact, affected systems, and mitigation steps.
A detailed analysis of CVE-2022-33253, involving a buffer over-read vulnerability in WLAN parsing corrupted NAN frames.
Understanding CVE-2022-33253
This section will cover the impact and technical details of the vulnerability.
What is CVE-2022-33253?
CVE-2022-33253 is a transient Denial of Service (DOS) vulnerability resulting from a buffer over-read in WLAN during the parsing of corrupted NAN frames.
The Impact of CVE-2022-33253
The vulnerability poses a high availability impact, with a CVSS v3.1 base score of 7.5 (High).
Technical Details of CVE-2022-33253
Exploring the specifics of the vulnerability in terms of its description, affected systems, and exploitation mechanism.
Vulnerability Description
The issue originates from a buffer over-read in WLAN when processing corrupted NAN frames, leading to a potential DOS scenario.
Affected Systems and Versions
The vulnerability affects multiple versions of Qualcomm's Snapdragon series, including AQT1000, AR8035, IPQ8065, SD888, and more.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted corrupted NAN frames to trigger the buffer over-read in WLAN.
Mitigation and Prevention
Recommendations on how to address and prevent exploitation of CVE-2022-33253.
Immediate Steps to Take
Users are advised to apply patches provided by Qualcomm to mitigate the vulnerability and protect their systems.
Long-Term Security Practices
Implementing secure coding practices, regular security updates, and monitoring for unusual network activities can enhance long-term security.
Patching and Updates
Stay informed about security advisories from Qualcomm and promptly apply relevant patches to address vulnerabilities.