CVE-2019-10566 Explained : Impact and Mitigation

A buffer overflow vulnerability in the wlan module of various Qualcomm Snapdragon devices can lead to potential security risks.

Understanding CVE-2019-10566

This CVE involves a buffer overflow issue in Qualcomm Snapdragon devices, potentially affecting multiple product lines.

What is CVE-2019-10566?

The vulnerability arises when the length of certain elements exceeds the maximum rate set length, leading to a buffer overflow in the wlan module of Qualcomm Snapdragon devices.

The Impact of CVE-2019-10566

The vulnerability could be exploited to execute arbitrary code or cause a denial of service on affected devices, posing a significant security risk.

Technical Details of CVE-2019-10566

Qualcomm Snapdragon devices are susceptible to a buffer overflow vulnerability in the wlan module.

Vulnerability Description

The issue occurs when the supported rates or extended rates element length surpasses the maximum rate set length, potentially triggering a buffer overflow.

Affected Systems and Versions

Affected Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Affected Versions: APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9650, MSM8905, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCN7605, QCS405, QCS605, SDA845, SDM670, SDM710, SDM845, SDX20, SM6150, SM8150, SM8250, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by crafting malicious input to trigger the buffer overflow in the wlan module of the affected Qualcomm Snapdragon devices.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2019-10566.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm to address the vulnerability promptly.
Monitor official sources for security advisories and follow best practices for device security.

Long-Term Security Practices

Regularly update firmware and software on Qualcomm Snapdragon devices to ensure protection against known vulnerabilities.
Implement network security measures and access controls to prevent unauthorized access to vulnerable devices.

Patching and Updates

Qualcomm has released patches to address the buffer overflow vulnerability in the wlan module of affected Snapdragon devices. Ensure timely installation of these updates to enhance device security.