CVE-2020-11263 : Security Advisory and Response

An integer overflow vulnerability in multiple Qualcomm Snapdragon products could lead to security issues.

Understanding CVE-2020-11263

This CVE involves an integer overflow due to a lack of proper checks in various Qualcomm Snapdragon products.

What is CVE-2020-11263?

An integer overflow due to improper check performed after the address and size passed are aligned in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking.

The Impact of CVE-2020-11263

The vulnerability has a CVSS base score of 7.3, indicating a high severity level with potential confidentiality impact.

Technical Details of CVE-2020-11263

Vulnerability Description

The vulnerability arises from an integer overflow issue in Qualcomm Snapdragon products due to inadequate checks.

Affected Systems and Versions

Products: Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
Versions: AR8035, QCA6390, QCA6391, QCA6426, QCA6436, QCA8337, QCA9984, and more

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: High
Scope: Changed
User Interaction: None

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly
Monitor Qualcomm's security bulletins for updates

Long-Term Security Practices

Regularly update software and firmware on affected devices
Implement network security measures to mitigate potential attacks

Patching and Updates

Regularly check for and apply security patches released by Qualcomm to address the vulnerability.