CVE-2023-44016 Explained : Impact and Mitigation

This article provides insights into CVE-2023-44016, a security vulnerability impacting Tenda AC10U v1.0 routers.

Understanding CVE-2023-44016

CVE-2023-44016 involves a stack overflow vulnerability in Tenda AC10U v1.0 routers, specifically in the addWifiMacFilter function.

What is CVE-2023-44016?

CVE-2023-44016 is a security flaw found in Tenda AC10U v1.0 routers due to a stack overflow triggered by the deviceId parameter in the addWifiMacFilter function.

The Impact of CVE-2023-44016

This vulnerability may allow remote attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected devices.

Technical Details of CVE-2023-44016

The technical details of CVE-2023-44016 include:

Vulnerability Description

The vulnerability arises from inadequate input validation of the deviceId parameter, leading to a stack overflow that could be exploited by attackers.

Affected Systems and Versions

Tenda AC10U v1.0 routers with the firmware version US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests containing a malicious deviceId parameter to the addWifiMacFilter function.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-44016, users and administrators can take the following steps:

Immediate Steps to Take

Disable remote management access to the router if not required.
Regularly monitor vendor updates and security advisories regarding the affected Tenda AC10U v1.0 routers.

Long-Term Security Practices

Implement network segmentation to limit the exposure of vulnerable devices.
Use strong and unique passwords for router administration.

Patching and Updates

Apply security patches provided by Tenda to address the CVE-2023-44016 vulnerability and enhance the overall security posture of the devices.