CVE-2021-1895 : What You Need to Know
Learn about CVE-2021-1895, a medium-severity vulnerability affecting Qualcomm's Snapdragon Consumer IOT, Industrial IOT, and Voice & Music products. Find out the impact, technical details, and mitigation steps.
This article provides an overview of CVE-2021-1895, a vulnerability affecting Qualcomm's Snapdragon Consumer IOT, Snapdragon Industrial IOT, and Snapdragon Voice & Music. The vulnerability may lead to a possible integer overflow due to an improper length check while flashing an image. Read on to understand the impact, technical details, and mitigation steps for CVE-2021-1895.
Understanding CVE-2021-1895
CVE-2021-1895 is a vulnerability that affects various Qualcomm products, potentially allowing an attacker to exploit an integer overflow issue during image flashing.
What is CVE-2021-1895?
The vulnerability in CVE-2021-1895 involves an inadequate length check during the image flashing process in Qualcomm's Snapdragon Consumer IOT, Snapdragon Industrial IOT, and Snapdragon Voice & Music products.
The Impact of CVE-2021-1895
If successfully exploited, CVE-2021-1895 could result in a buffer overflow, potentially leading to a compromise of system integrity, confidentiality, and availability. The CVSS base score is 6.8, indicating a medium severity level with a high impact on confidentiality, integrity, and availability.
Technical Details of CVE-2021-1895
The technical details of CVE-2021-1895 include:
Vulnerability Description
The vulnerability stems from an improper length check during image flashing, leading to a possible integer overflow.
Affected Systems and Versions
Qualcomm products impacted include Snapdragon Consumer IOT, Snapdragon Industrial IOT, and Snapdragon Voice & Music. The affected versions range from APQ8009 to WTR2965.
Exploitation Mechanism
The vulnerability can be exploited due to an integer overflow, potentially resulting in a buffer overflow.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-1895, consider the following steps:
Immediate Steps to Take
Implement security patches provided by Qualcomm to address the vulnerability promptly.
Long-Term Security Practices
Ensure regular security updates and patches for Qualcomm products to prevent future vulnerabilities.
Patching and Updates
Stay informed about security bulletins and updates from Qualcomm to protect your systems from potential threats.