CVE-2022-37812 : Vulnerability Insights and Analysis

Tenda AC1206 V15.03.06.23 was discovered to contain a stack overflow vulnerability via the firewallEn parameter in the function formSetFirewallCfg.

Understanding CVE-2022-37812

This section will provide an overview of the CVE-2022-37812 vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2022-37812?

The CVE-2022-37812 vulnerability involves a stack overflow issue in Tenda AC1206 V15.03.06.23 through the firewallEn parameter in the formSetFirewallCfg function.

The Impact of CVE-2022-37812

If exploited, this vulnerability could potentially allow an attacker to execute arbitrary code or crash the affected device, leading to a denial of service condition.

Technical Details of CVE-2022-37812

This section will delve into the specifics of the vulnerability, including its description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

Tenda AC1206 V15.03.06.23 is susceptible to a stack overflow due to insufficient input validation on the firewallEn parameter.

Affected Systems and Versions

The vulnerability affects Tenda AC1206 V15.03.06.23.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests containing overly long data to the firewallEn parameter, triggering a stack overflow.

Mitigation and Prevention

Discover the steps necessary to mitigate the CVE-2022-37812 vulnerability and prevent potential security risks.

Immediate Steps to Take

It is recommended to update the firmware to a non-vulnerable version or apply patches provided by the vendor promptly.

Long-Term Security Practices

To enhance overall security posture, practice network segmentation, regularly monitor for unauthorized access, and conduct security assessments.

Patching and Updates

Stay informed about security updates released by Tenda for the AC1206 model to address the CVE-2022-37812 vulnerability.