CVE-2018-11924 : Exploit Details and Defense Strategies

Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music by Qualcomm, Inc. are affected by an integer overflow vulnerability due to improper buffer length validation in the WLAN function.

Understanding CVE-2018-11924

This CVE involves a potential integer overflow issue in various Qualcomm products, which could lead to security risks.

What is CVE-2018-11924?

The vulnerability in Snapdragon products arises from inadequate buffer length validation in the WLAN function, potentially allowing attackers to exploit the system.

The Impact of CVE-2018-11924

The vulnerability could be exploited by threat actors to trigger an integer overflow, leading to a buffer overflow in the affected Qualcomm products, compromising system integrity and data security.

Technical Details of CVE-2018-11924

This section provides detailed technical insights into the CVE-2018-11924 vulnerability.

Vulnerability Description

The vulnerability stems from improper buffer length validation in the WLAN function, creating an opportunity for an integer overflow attack.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Versions: MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCS605, SD 210/SD 212/SD 205, 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

The vulnerability can be exploited by malicious actors through crafted inputs to trigger an integer overflow, potentially leading to a buffer overflow and compromising system security.

Mitigation and Prevention

Protecting systems from CVE-2018-11924 requires immediate actions and long-term security practices.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update firmware and software to mitigate known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to apply patches as soon as they are available.