CVE-2019-10540 : What You Need to Know

A buffer overflow vulnerability in WLAN NAN function due to a lack of verification of the count value received in the NAN availability attribute in various Qualcomm Snapdragon platforms.

Understanding CVE-2019-10540

This CVE affects multiple Qualcomm Snapdragon platforms due to a buffer overflow vulnerability in the WLAN NAN function.

What is CVE-2019-10540?

The lack of verification of the count value received in the NAN availability attribute in several Snapdragon platforms can lead to a buffer overflow vulnerability in the WLAN NAN function.

The Impact of CVE-2019-10540

This vulnerability can potentially be exploited to execute arbitrary code or cause a denial of service on affected devices.

Technical Details of CVE-2019-10540

This section provides more technical insights into the vulnerability.

Vulnerability Description

The lack of verification of the count value received in the NAN availability attribute in multiple Qualcomm Snapdragon platforms leads to a buffer overflow vulnerability in the WLAN NAN function.

Affected Systems and Versions

Vendor: Qualcomm, Inc.
Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking
Versions: IPQ8074, MSM8996AU, QCA6174A, QCA6574AU, QCA8081, QCA9377, QCA9379, QCS404, QCS405, QCS605, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 835, SD 845 / SD 850, SD 855, SD 8CX, SDA660, SDM630, SDM660, SXR1130

Exploitation Mechanism

The buffer overflow vulnerability can be exploited by malicious actors to potentially execute arbitrary code or disrupt the normal operation of the affected devices.

Mitigation and Prevention

Here are the steps to mitigate and prevent the exploitation of CVE-2019-10540:

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly.
Monitor Qualcomm's security bulletins for updates and advisories.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update firmware and software on affected devices.
Conduct security assessments and penetration testing to identify vulnerabilities.
Educate users and administrators about safe computing practices.

Patching and Updates

Qualcomm may release patches and updates to address this vulnerability. Stay informed through official channels for patch availability and installation instructions.