CVE-2021-35087 : Vulnerability Insights and Analysis

This article provides details on CVE-2021-35087, a vulnerability affecting Snapdragon Industrial IOT and Snapdragon Mobile devices.

Understanding CVE-2021-35087

This section delves into the specifics of CVE-2021-35087, its impacts, technical details, and mitigation strategies.

What is CVE-2021-35087?

The vulnerability involves possible null pointer access due to improper validation of system information messages to be processed on Snapdragon Industrial IOT and Snapdragon Mobile devices.

The Impact of CVE-2021-35087

With a CVSS base score of 7.5 (High), the vulnerability poses a high availability impact as attackers can potentially exploit it without requiring privileges. Confidentiality and integrity impacts are considered none.

Technical Details of CVE-2021-35087

This section elaborates on the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper validation in the modem, allowing attackers to access null pointers.

Affected Systems and Versions

Qualcomm's Snapdragon Industrial IOT and Snapdragon Mobile devices across various versions are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this flaw via network access, with low attack complexity and no user interaction required.

Mitigation and Prevention

This section outlines immediate steps to take, long-term security practices, and the importance of patching and updates.

Immediate Steps to Take

It is crucial to apply patches or updates provided by Qualcomm to mitigate the vulnerability and secure the devices.

Long-Term Security Practices

Implementing robust input validation mechanisms and staying updated with security bulletins can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly check for security advisories from Qualcomm and apply patches promptly to safeguard the devices against potential attacks.