CVE-2020-11146 Explained : Impact and Mitigation

Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables by Qualcomm, Inc. are affected by an out-of-bound write vulnerability.

Understanding CVE-2020-11146

This CVE involves an out-of-bound write issue due to a lack of array index validation in multiple Qualcomm products.

What is CVE-2020-11146?

The vulnerability arises from improper validation of array index in the High-Level Operating System (HLOS) of various Qualcomm products.

The Impact of CVE-2020-11146

The vulnerability could be exploited by an attacker to execute arbitrary code or cause a denial of service on the affected devices.

Technical Details of CVE-2020-11146

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows an attacker to perform out-of-bound writes while copying data using IOCTL, potentially leading to a security compromise.

Affected Systems and Versions

Numerous Qualcomm products across different versions are impacted by this vulnerability due to the lack of proper array index validation.

Exploitation Mechanism

By manipulating array index values received from a user, an attacker can trigger out-of-bound writes, leading to potential security risks.

Mitigation and Prevention

Protecting systems from CVE-2020-11146 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm promptly.
Monitor security bulletins and advisories for further instructions.

Long-Term Security Practices

Implement secure coding practices to prevent similar vulnerabilities.
Conduct regular security assessments and audits to identify and address potential weaknesses.

Patching and Updates

Regularly check for and apply security patches released by Qualcomm to mitigate the CVE-2020-11146 vulnerability.