CVE-2018-11861 Explained : Impact and Mitigation

Snapdragon Mobile by Qualcomm, Inc. is affected by a buffer overflow vulnerability in WLAN function, specifically in versions SD 845, SD 850, and SDA660, due to inadequate input length validation.

Understanding CVE-2018-11861

This CVE involves a buffer overflow risk in Snapdragon Mobile's WLAN function, impacting specific versions of the product.

What is CVE-2018-11861?

The vulnerability in Snapdragon Mobile's WLAN function can lead to a buffer overflow if input length validation is not properly implemented.

The Impact of CVE-2018-11861

The vulnerability could allow attackers to execute arbitrary code or cause a denial of service by exploiting the buffer overflow in affected versions.

Technical Details of CVE-2018-11861

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue arises from a lack of input length validation in the WLAN function of Snapdragon Mobile, potentially leading to buffer overflow.

Affected Systems and Versions

Product: Snapdragon Mobile
Vendor: Qualcomm, Inc.
Vulnerable Versions: SD 845, SD 850, SDA660

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input data to trigger a buffer overflow in the WLAN function.

Mitigation and Prevention

Protecting systems from CVE-2018-11861 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply patches or updates provided by Qualcomm, Inc. to address the vulnerability.
Implement proper input validation mechanisms to prevent buffer overflows.

Long-Term Security Practices

Regularly monitor and update WLAN-related security configurations.
Conduct security assessments and audits to identify and mitigate similar vulnerabilities.

Patching and Updates

Stay informed about security bulletins and advisories from Qualcomm, Inc.
Promptly apply patches and updates to ensure system security.