CVE-2018-11937 : Vulnerability Insights and Analysis

A buffer over-read vulnerability in Qualcomm products could allow attackers to exploit the WLAN function, potentially leading to security breaches.

Understanding CVE-2018-11937

This CVE identifies a critical security issue in various Qualcomm products that lack proper input validation, resulting in a buffer over-read vulnerability in the WLAN function.

What is CVE-2018-11937?

The vulnerability arises from the absence of input validation before copying data, enabling a buffer over-read in Qualcomm products like Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, and Mobile.

The Impact of CVE-2018-11937

Exploiting this vulnerability could lead to unauthorized access, data leaks, or even remote code execution on affected devices, posing significant security risks.

Technical Details of CVE-2018-11937

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability stems from a lack of input validation, allowing for a buffer over-read in the WLAN function of Qualcomm products listed in the affected versions.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile
Versions: MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6574AU, QCS605, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 675, SD 712 / SD 710 / SD 670, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM630, SDM660, SDX20, SDX24, SM7150

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating data to trigger a buffer over-read, potentially leading to unauthorized access or other malicious activities.

Mitigation and Prevention

Protecting systems from CVE-2018-11937 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly to address the vulnerability.
Monitor for any unusual network activity that could indicate exploitation attempts.

Long-Term Security Practices

Implement robust input validation mechanisms in software development to prevent similar vulnerabilities.
Conduct regular security assessments and audits to identify and mitigate potential security weaknesses.

Patching and Updates

Regularly update and patch affected Qualcomm products to ensure that known vulnerabilities, including CVE-2018-11937, are addressed effectively.