CVE-2021-30282 : Vulnerability Insights and Analysis
Learn about CVE-2021-30282, a high-severity vulnerability affecting Snapdragon Auto, Compute, Connectivity, and more. Discover impacts, affected systems, and mitigation steps.
This article provides insights into CVE-2021-30282, a vulnerability affecting multiple Qualcomm products.
Understanding CVE-2021-30282
CVE-2021-30282 involves a possible out-of-bounds write in the RAM partition table due to improper validation on the number of partitions provided in various Qualcomm products.
What is CVE-2021-30282?
The vulnerability, found in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, and more, can lead to an out-of-bounds write in the RAM partition table.
The Impact of CVE-2021-30282
With a CVSS base score of 8.4 (High severity), the vulnerability can have a high impact on confidentiality, integrity, and availability. It requires no privileges for exploitation.
Technical Details of CVE-2021-30282
The vulnerability stems from improper validation of the number of partitions in the specified Qualcomm products.
Vulnerability Description
The vulnerability allows for potential out-of-bounds writes in the RAM partition table, posing a significant risk to the affected systems.
Affected Systems and Versions
Multiple Qualcomm products like AR8031, AR8035, CSR8811, and many more across different versions are impacted by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited locally, with low attack complexity and no user interaction required.
Mitigation and Prevention
Understanding the immediate steps to take, long-term security practices, and patching and updates are crucial to mitigating the risks posed by CVE-2021-30282.
Immediate Steps to Take
Users are advised to apply patches provided by Qualcomm promptly to address the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Implementing robust security measures, monitoring for unusual activities, and ensuring timely security updates can enhance the long-term security posture.
Patching and Updates
Regularly check for security bulletins from Qualcomm and apply relevant patches to keep systems secure.