CVE-2021-35079 : Exploit Details and Defense Strategies
Get insights into CVE-2021-35079, an improper validation vulnerability found in Snapdragon products by Qualcomm, potentially leading to information disclosure. Learn about the impact, affected systems, and mitigation steps.
CVE-2021-35079 is an improper validation of permissions vulnerability found in Snapdragon series products by Qualcomm, exposing them to information disclosure risk.
Understanding CVE-2021-35079
This section provides insights into the nature and impact of the vulnerability.
What is CVE-2021-35079?
The vulnerability arises from inadequate validation of permissions for third-party applications accessing the Telephony service API in various Snapdragon products.
The Impact of CVE-2021-35079
The vulnerability can result in potential information disclosure in a wide range of Snapdragon devices, including Mobile, Compute, and IoT segments.
Technical Details of CVE-2021-35079
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The flaw stems from the improper validation of permissions, allowing unauthorized access to the Telephony service API, leading to information disclosure.
Affected Systems and Versions
The vulnerability affects numerous Snapdragon products like Snapdragon Compute, Connectivity, Consumer IoT, Industrial IoT, and Mobile, across various versions.
Exploitation Mechanism
A threat actor can exploit this vulnerability by leveraging third-party applications to access the Telephony service API and potentially disclose sensitive information.
Mitigation and Prevention
Here, we discuss the steps to mitigate and prevent exploitation of CVE-2021-35079.
Immediate Steps to Take
Users are advised to monitor vendor communications for security updates and patches addressing the CVE, while maintaining caution while installing third-party applications.
Long-Term Security Practices
Implementing a robust security policy, regular security audits, and user awareness training can help in fortifying systems against similar vulnerabilities.
Patching and Updates
Users should promptly apply security patches released by Qualcomm for the affected Snapdragon devices to mitigate the risk of information disclosure.