CVE-2018-11850 : What You Need to Know

CVE-2018-11850 is a vulnerability affecting various Snapdragon platforms by Qualcomm, potentially leading to a buffer overflow due to a lack of verification of the remaining length parameter during the processing of the scan start command.

Understanding CVE-2018-11850

This section provides insights into the nature and impact of the CVE-2018-11850 vulnerability.

What is CVE-2018-11850?

The vulnerability arises from a failure to check the remaining length parameter during the scan start command processing, posing a risk of buffer overflow in Snapdragon platforms like Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear.

The Impact of CVE-2018-11850

The vulnerability could be exploited to execute arbitrary code or trigger a denial of service (DoS) attack on affected systems, potentially compromising their integrity and availability.

Technical Details of CVE-2018-11850

This section delves into the technical aspects of the CVE-2018-11850 vulnerability.

Vulnerability Description

The lack of verification of the remaining length parameter in the scan start command processing can lead to a buffer overflow vulnerability in various Snapdragon platforms.

Affected Systems and Versions

Affected Products: Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear
Vendor: Qualcomm, Inc.
Affected Versions: MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9379, SD 210/SD 212/SD 205, SD 425, SD 625, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDX20

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to execute arbitrary code or launch DoS attacks on the affected Snapdragon platforms.

Mitigation and Prevention

This section outlines steps to mitigate and prevent the CVE-2018-11850 vulnerability.

Immediate Steps to Take

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

Long-Term Security Practices

Conduct regular security assessments and penetration testing.
Educate users and administrators on secure coding practices and threat awareness.
Implement intrusion detection and prevention systems to detect and block malicious activities.

Patching and Updates

Regularly update firmware and software to the latest versions.
Follow vendor recommendations for security best practices and configurations.