CVE-2022-47115 : What You Need to Know

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepauth parameter at /goform/WifiBasicSet.

Understanding CVE-2022-47115

This section will discuss the details of CVE-2022-47115, its impact, technical description, affected systems, exploitation mechanism, mitigation, and prevention steps.

What is CVE-2022-47115?

CVE-2022-47115 refers to a stack overflow vulnerability discovered in Tenda A15 V15.13.07.13 due to the wepauth parameter in /goform/WifiBasicSet.

The Impact of CVE-2022-47115

This vulnerability allows remote attackers to execute arbitrary code or crash an application, potentially leading to a denial of service (DoS) condition.

Technical Details of CVE-2022-47115

In this section, we will delve into the vulnerability description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The stack overflow vulnerability in Tenda A15 V15.13.07.13 is triggered by the wepauth parameter in the /goform/WifiBasicSet endpoint, allowing attackers to overwrite the stack memory.

Affected Systems and Versions

The issue affects Tenda A15 V15.13.07.13, making it vulnerable to exploitation through the wepauth parameter.

Exploitation Mechanism

By sending a specially crafted request to the /goform/WifiBasicSet endpoint with a malicious wepauth parameter value, an attacker can trigger the stack overflow and potentially execute arbitrary code.

Mitigation and Prevention

In this section, we will outline immediate steps to take, long-term security practices, and the importance of patching and updates.

Immediate Steps to Take

To mitigate the risk of exploitation, organizations should restrict access to vulnerable endpoints, apply security patches promptly, and monitor network traffic for any suspicious activities.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and educating users on safe browsing habits are essential for long-term resilience against such vulnerabilities.

Patching and Updates

It is crucial for users to regularly update their Tenda A15 devices with the latest firmware releases provided by the vendor to address known security issues and protect against potential attacks.