CVE-2018-10750 : What You Need to Know

A vulnerability was found in D-Link DSL-3782 EU 1.01 devices that allows an authorized user to execute arbitrary code through memory corruption.

Understanding CVE-2018-10750

What is CVE-2018-10750?

This CVE identifies a flaw in D-Link DSL-3782 EU 1.01 devices that enables an authenticated user to manipulate the program flow and execute arbitrary code.

The Impact of CVE-2018-10750

The vulnerability can lead to memory corruption, allowing attackers to execute arbitrary code on the affected device.

Technical Details of CVE-2018-10750

Vulnerability Description

By using a specific function in the Diagnostics component, an authorized user can input a lengthy buffer parameter in a binary file, leading to memory corruption and code execution.

Affected Systems and Versions

Product: D-Link DSL-3782 EU 1.01
Vendor: D-Link
Version: 1.01

Exploitation Mechanism

The vulnerability is exploited by passing a long buffer as a parameter to the '/userfs/bin/tcapi' binary using the 'staticGet <node_name attr>' function.

Mitigation and Prevention

Immediate Steps to Take

Apply patches or updates provided by D-Link to address the vulnerability.
Restrict network access to the affected device to authorized users only.

Long-Term Security Practices

Regularly monitor for security advisories and updates from D-Link.
Implement network segmentation to limit the impact of potential future vulnerabilities.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Ensure that the device firmware is up to date with the latest security patches from D-Link.