CVE-2021-1959 : Exploit Details and Defense Strategies

This CVE impacts multiple Qualcomm Snapdragon products, leading to possible memory corruption due to a lack of bound check. It affects various versions across different Snapdragon categories.

Understanding CVE-2021-1959

This vulnerability can result in memory corruption due to an unchecked input index in several Snapdragon products by Qualcomm.

What is CVE-2021-1959?

The vulnerability stems from insufficient input index validation, potentially leading to memory corruption in various Qualcomm Snapdragon products.

The Impact of CVE-2021-1959

The vulnerability poses a high risk with a CVSS base score of 7.8, affecting a wide range of Snapdragon devices and potentially allowing attackers to exploit memory corruption.

Technical Details of CVE-2021-1959

The vulnerability is classified with a high base score and impacts multiple Qualcomm Snapdragon products. Below are the specifics:

Vulnerability Description

The issue arises from a lack of validation for input index, opening up possibilities for memory corruption in Snapdragon products.

Affected Systems and Versions

Numerous versions across Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, and Wearables are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited locally with low privileges necessary, highlighting the criticality of prompt mitigation.

Mitigation and Prevention

To address CVE-2021-1959, immediate action is crucial to prevent potential exploitation and secure affected systems.

Immediate Steps to Take

Organizations using the affected Snapdragon products should apply security patches promptly and monitor for any signs of memory corruption.

Long-Term Security Practices

Implement robust input validation mechanisms, conduct regular security assessments, and stay updated with Qualcomm's security bulletins.

Patching and Updates

Stay informed about patches released by Qualcomm and ensure timely application to eliminate the risk of memory corruption and potential exploitation.