CVE-2022-45641 Explained : Impact and Mitigation

A Buffer Overflow vulnerability has been identified in Tenda AC6V1.0 V15.03.05.19, specifically through formSetMacFilterCfg.

Understanding CVE-2022-45641

This section will dive deep into the details of the identified vulnerability.

What is CVE-2022-45641?

The CVE-2022-45641 vulnerability exists in Tenda AC6V1.0 V15.03.05.19 due to a Buffer Overflow issue in formSetMacFilterCfg, potentially allowing attackers to execute arbitrary code or crash the system.

The Impact of CVE-2022-45641

If exploited, this vulnerability could lead to unauthorized code execution, system crashes, or even full system compromise, posing a significant threat to the security and integrity of affected systems.

Technical Details of CVE-2022-45641

Let's explore the technical aspects of CVE-2022-45641 in more detail.

Vulnerability Description

The Buffer Overflow vulnerability in Tenda AC6V1.0 V15.03.05.19 allows attackers to overwrite the memory buffer, potentially leading to arbitrary code execution.

Affected Systems and Versions

The vulnerability affects Tenda AC6V1.0 V15.03.05.19, and possibly other versions, exposing systems running these versions to the identified risk.

Exploitation Mechanism

By sending specially crafted input to the formSetMacFilterCfg function, an attacker can trigger the Buffer Overflow condition, taking advantage of the vulnerability to execute malicious code.

Mitigation and Prevention

Protecting systems from CVE-2022-45641 requires immediate action and ongoing security measures.

Immediate Steps to Take

Apply security patches provided by Tenda to address the vulnerability promptly.
Restrict network access and communication to limit exposure to potential exploits.

Long-Term Security Practices

Regularly update the firmware and software on all network devices to mitigate known vulnerabilities.
Implement network segmentation and access controls to minimize the impact of successful attacks.

Patching and Updates

Stay informed about security advisories from Tenda and promptly apply patches or updates to ensure protection against known vulnerabilities.