CVE-2023-45985 : What You Need to Know

This article provides details about CVE-2023-45985, a vulnerability impacting TOTOLINK X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022, leading to a Denial of Service (DoS) attack.

Understanding CVE-2023-45985

This section delves into the specifics of the CVE-2023-45985 vulnerability.

What is CVE-2023-45985?

CVE-2023-45985 involves a stack overflow in the function setParentalRules in TOTOLINK X5000R and A7000R routers. Exploiting this vulnerability enables attackers to initiate a DoS attack using a specially crafted POST request.

The Impact of CVE-2023-45985

The impact of CVE-2023-45985 includes the potential for threat actors to disrupt network services and cause a DoS condition on affected routers.

Technical Details of CVE-2023-45985

This section provides in-depth technical insights into CVE-2023-45985.

Vulnerability Description

The vulnerability in setParentalRules function in the affected TOTOLINK routers results in a stack overflow, allowing malicious actors to trigger a DoS attack.

Affected Systems and Versions

TOTOLINK X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022 are the affected versions by CVE-2023-45985.

Exploitation Mechanism

Attackers exploit this vulnerability by sending a specially crafted POST request to the target router, triggering the stack overflow and leading to a denial of service.

Mitigation and Prevention

Learn about measures to mitigate and prevent exploitation of CVE-2023-45985.

Immediate Steps to Take

Immediate actions include restricting network access, implementing firewalls, and monitoring for unusual traffic patterns.

Long-Term Security Practices

Implement continuous security monitoring, keep systems updated, and conduct regular security assessments to enhance overall network security.

Patching and Updates

Apply security patches provided by TOTOLINK for the affected X5000R and A7000R routers to remediate the CVE-2023-45985 vulnerability.