CVE-2022-33273 : Security Advisory and Response

This article provides details about CVE-2022-33273, a vulnerability that involves information disclosure due to buffer over-read in Trusted Execution Environment during QRKS report generation.

Understanding CVE-2022-33273

CVE-2022-33273 is a high-severity vulnerability impacting Qualcomm's Snapdragon products, potentially leading to information disclosure.

What is CVE-2022-33273?

The vulnerability involves buffer over-read in the Trusted Execution Environment while generating QRKS reports.

The Impact of CVE-2022-33273

With a CVSS base score of 7.3, the vulnerability poses a high risk of confidential data exposure due to the buffer over-read issue.

Technical Details of CVE-2022-33273

The vulnerability affects various Qualcomm Snapdragon products and versions.

Vulnerability Description

The vulnerability allows attackers to gain unauthorized access to confidential information within the Trusted Execution Environment.

Affected Systems and Versions

Numerous versions of Qualcomm Snapdragon products are affected, including AQT1000, FastConnect series, QCA, SA, SD, Snapdragon 8 series, and more.

Exploitation Mechanism

Exploiting this vulnerability involves leveraging the buffer over-read issue to access sensitive data stored in the Trusted Execution Environment.

Mitigation and Prevention

To address CVE-2022-33273, Qualcomm recommends immediate steps and long-term security practices.

Immediate Steps to Take

Users are advised to apply vendor-provided patches and updates promptly to mitigate the risk of information disclosure.

Long-Term Security Practices

Employing secure coding practices, regular security audits, and monitoring for unusual activities can enhance overall system security.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm and apply relevant patches to secure the affected systems.