CVE-2021-1979 : Exploit Details and Defense Strategies

This CVE involves a possible buffer overflow in various Qualcomm Snapdragon products due to improper validation of FTM command payloads. Find out more about the impact, technical details, and mitigation strategies below.

Understanding CVE-2021-1979

This section provides insights into the nature of the vulnerability affecting Qualcomm Snapdragon products.

What is CVE-2021-1979?

The vulnerability identified as CVE-2021-1979 stems from a potential buffer overflow arising from inadequate validation of FTM command payloads in Qualcomm Snapdragon devices spanning multiple product lines.

The Impact of CVE-2021-1979

With a CVSS v3.1 base score of 7.8, this high-severity vulnerability poses risks of confidentiality, integrity, and availability impacts. The attack complexity is low, with local attack vectors and low privileges required for exploitation.

Technical Details of CVE-2021-1979

Delve deeper into the technical aspects of the CVE, including vulnerability description, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability involves a stack-based buffer overflow in RFA Tools due to improper validation of FTM command payloads in Qualcomm Snapdragon devices.

Affected Systems and Versions

Qualcomm Snapdragon products across various categories are impacted, including Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, and more. A multitude of versions are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited through a local attack vector with low privileges required, making it crucial to address for ensuring system security.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2021-1979 by taking immediate steps and implementing long-term security practices.

Immediate Steps to Take

To address this vulnerability promptly, consider implementing vendor patches and security updates released by Qualcomm. Check for official bulletins and advisories for specific guidance.

Long-Term Security Practices

Incorporate secure coding practices, regular security audits, and proactive vulnerability management strategies to enhance the overall security posture of Qualcomm Snapdragon devices.

Patching and Updates

Stay informed about firmware updates, security patches, and advisories from Qualcomm to remediate CVE-2021-1979 effectively and protect your systems from potential exploitation.