CVE-2022-45650 : What You Need to Know

A buffer overflow vulnerability was discovered in Tenda AC6V1.0 V15.03.05.19, impacting the firewallEn parameter in the formSetFirewallCfg function.

Understanding CVE-2022-45650

This section will provide insights into the CVE-2022-45650 vulnerability.

What is CVE-2022-45650?

CVE-2022-45650 is a buffer overflow vulnerability found in Tenda AC6V1.0 V15.03.05.19, specifically affecting the firewallEn parameter within the formSetFirewallCfg function.

The Impact of CVE-2022-45650

The vulnerability could allow an attacker to execute arbitrary code or crash the device, posing a significant security risk to affected systems.

Technical Details of CVE-2022-45650

In this section, we will delve into the technical aspects of CVE-2022-45650.

Vulnerability Description

The buffer overflow occurs due to insufficient bounds checking on user-supplied input, leading to the potential for malicious activities.

Affected Systems and Versions

Tenda AC6V1.0 V15.03.05.19 is confirmed to be impacted by this vulnerability, highlighting the importance of addressing the issue promptly.

Exploitation Mechanism

Attackers can exploit the buffer overflow by manipulating the firewallEn parameter in the formSetFirewallCfg function, emphasizing the need for immediate mitigation strategies.

Mitigation and Prevention

This section offers guidance on how to mitigate and prevent exploitation of CVE-2022-45650.

Immediate Steps to Take

Users are advised to update their Tenda AC6V1.0 routers to a patched version provided by the vendor to eliminate the vulnerability.

Long-Term Security Practices

Implementing strong input validation mechanisms and regular security audits can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly check for security updates from Tenda to ensure that your devices are protected from known vulnerabilities.