CVE-2018-11856 Explained : Impact and Mitigation

CVE-2018-11856 was published on October 29, 2018, by Qualcomm, Inc. The vulnerability affects Snapdragon Mobile versions SD 835, SD 845, and SD 850, leading to buffer overwrite in the WLAN function handling WMI commands.

Understanding CVE-2018-11856

This section provides insights into the nature and impact of the CVE-2018-11856 vulnerability.

What is CVE-2018-11856?

The vulnerability arises from inadequate input validation, resulting in a buffer overwrite within the WLAN function responsible for managing WMI commands in Snapdragon Mobile devices.

The Impact of CVE-2018-11856

The presence of this vulnerability can be exploited to execute arbitrary code or cause a denial of service (DoS) attack on affected devices.

Technical Details of CVE-2018-11856

Explore the technical aspects of the CVE-2018-11856 vulnerability.

Vulnerability Description

The vulnerability involves a buffer overwrite in the WLAN function handling WMI commands in Snapdragon Mobile versions SD 835, SD 845, and SD 850.

Affected Systems and Versions

Product: Snapdragon Mobile
Vendor: Qualcomm, Inc.
Versions: SD 835, SD 845, SD 850

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to trigger buffer overwrites, potentially leading to arbitrary code execution or DoS attacks.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2018-11856.

Immediate Steps to Take

Apply patches or updates provided by Qualcomm, Inc. to address the vulnerability.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and software to ensure the latest security patches are in place.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate users on safe browsing habits and the importance of cybersecurity awareness.

Patching and Updates

Stay informed about security bulletins and advisories from Qualcomm, Inc.
Promptly apply patches and updates to mitigate the risk of exploitation.