CVE-2022-45651 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-45651, a vulnerability found in Tenda AC6V1.0 V15.03.05.19 that leads to a buffer overflow.

Understanding CVE-2022-45651

This section will cover what CVE-2022-45651 is, its impact, technical details, and mitigation strategies.

What is CVE-2022-45651?

CVE-2022-45651 is a buffer overflow vulnerability discovered in Tenda AC6V1.0 V15.03.05.19. It occurs via the list parameter in the formSetVirtualSer function.

The Impact of CVE-2022-45651

This vulnerability could allow attackers to execute arbitrary code or crash the affected system, potentially leading to a denial of service (DoS) attack.

Technical Details of CVE-2022-45651

In this section, we will delve into the specific technical aspects of the CVE-2022-45651 vulnerability.

Vulnerability Description

The buffer overflow occurs due to insufficient bounds checking on user-controlled input, allowing an attacker to write beyond the allocated buffer.

Affected Systems and Versions

Tenda AC6V1.0 V15.03.05.19 is confirmed to be affected by this vulnerability, potentially impacting systems running this specific version.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious request with a specially crafted list parameter to trigger the buffer overflow.

Mitigation and Prevention

This section outlines steps to mitigate the risks posed by CVE-2022-45651 and prevent potential exploitation.

Immediate Steps to Take

Update Tenda AC6V1.0 V15.03.05.19 to a secure version, if available.
Implement network-level protections to filter out malicious requests.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Monitor official Tenda security advisories for patches and updates related to CVE-2022-45651 to address the underlying vulnerability.