CVE-2023-46541 Explained : Impact and Mitigation

This article provides details about CVE-2023-46541, a vulnerability in TOTOLINK X2000R Gh v1 that allows for a stack overflow via a specific function.

Understanding CVE-2023-46541

This section delves into the specifics of the CVE-2023-46541 vulnerability.

What is CVE-2023-46541?

CVE-2023-46541 is a security flaw found in TOTOLINK X2000R Gh v1 that enables a stack overflow through the formIpv6Setup function.

The Impact of CVE-2023-46541

The vulnerability could potentially allow an attacker to execute arbitrary code or crash the system, posing a significant risk to the integrity and availability of the affected device.

Technical Details of CVE-2023-46541

This section covers the technical aspects of CVE-2023-46541.

Vulnerability Description

The vulnerability arises from insufficient input validation in the formIpv6Setup function, leading to a stack overflow condition that can be exploited by an attacker to gain unauthorized access.

Affected Systems and Versions

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific inputs to trigger the stack overflow, potentially allowing them to execute malicious code.

Mitigation and Prevention

This section outlines the measures to mitigate and prevent exploitation of CVE-2023-46541.

Immediate Steps to Take

Users are advised to restrict network access to the affected device, apply security patches promptly, and consider disabling the vulnerable function if feasible.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and keeping systems up to date with security updates are essential for long-term security.

Patching and Updates

Users should monitor official channels for security advisories and apply patches released by TOTOLINK to address the CVE-2023-46541 vulnerability.