CVE-2022-47127 : Vulnerability Insights and Analysis

A stack overflow vulnerability was discovered in Tenda A15 V15.13.07.13 through the wrlPwd parameter at /goform/WifiBasicSet.

Understanding CVE-2022-47127

This article provides insights into the CVE-2022-47127 vulnerability affecting Tenda A15 V15.13.07.13.

What is CVE-2022-47127?

The CVE-2022-47127 is a stack overflow vulnerability found in Tenda A15 V15.13.07.13, specifically in the wrlPwd parameter at /goform/WifiBasicSet.

The Impact of CVE-2022-47127

Exploitation of this vulnerability could allow remote attackers to execute arbitrary code or trigger a denial of service on the affected device.

Technical Details of CVE-2022-47127

This section delves into the technical aspects of the CVE-2022-47127 vulnerability in Tenda A15 V15.13.07.13.

Vulnerability Description

The vulnerability arises from improper handling of user-supplied input through the wrlPwd parameter, leading to a stack overflow condition.

Affected Systems and Versions

Tenda A15 V15.13.07.13 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted input to the wrlPwd parameter at /goform/WifiBasicSet, potentially leading to arbitrary code execution or a denial of service.

Mitigation and Prevention

In light of the CVE-2022-47127 vulnerability, it is crucial to take immediate steps to secure the affected systems.

Immediate Steps to Take

Disable remote access to the device if not required.
Monitor vendor updates and patch releases for a fix to this vulnerability.

Long-Term Security Practices

Regularly update the firmware of the affected device to the latest version.
Implement network security measures to restrict unauthorized access.

Patching and Updates

Apply vendor-supplied patches promptly to address the CVE-2022-47127 vulnerability and enhance the security posture of the device.