CVE-2023-44019 : Exploit Details and Defense Strategies

A critical vulnerability has been identified in Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01, potentially affecting the security of the device. This article provides insights into CVE-2023-44019 and offers guidance on mitigation strategies.

Understanding CVE-2023-44019

CVE-2023-44019 refers to a stack overflow vulnerability discovered in the Tenda AC10U v1.0 router's firmware version US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01. The vulnerability arises from improper handling of the 'mac' parameter in the GetParentControlInfo function.

What is CVE-2023-44019?

The vulnerability allows an attacker to exploit the stack overflow via the 'mac' parameter, potentially leading to unauthorized access, denial of service, or arbitrary code execution on the affected device.

The Impact of CVE-2023-44019

If successfully exploited, the CVE-2023-44019 vulnerability could result in a security breach, compromising the confidentiality, integrity, and availability of the device and its data. Attackers could exploit this flaw to gain unauthorized control over the affected device.

Technical Details of CVE-2023-44019

The following technical details shed light on the CVE-2023-44019 vulnerability:

Vulnerability Description

The stack overflow vulnerability arises from inadequate input validation of the 'mac' parameter in the GetParentControlInfo function within the firmware of Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01.

Affected Systems and Versions

The CVE-2023-44019 vulnerability affects Tenda AC10U v1.0 firmware version US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01. No specific vendor or product information is available at this time.

Exploitation Mechanism

Exploiting this vulnerability requires the attacker to send specially crafted input to the 'mac' parameter, triggering a stack overflow condition within the vulnerable function.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks associated with CVE-2023-44019. Implement the following measures:

Immediate Steps to Take

Disable remote access to the affected device if not required.
Monitor network traffic for any suspicious activities or attempts to exploit the vulnerability.
Contact the device manufacturer for patches or firmware updates addressing the CVE-2023-44019 vulnerability.

Long-Term Security Practices

Regularly update firmware and apply security patches provided by the device manufacturer.
Implement network segmentation and access controls to limit exposure to potential threats.

Patching and Updates

Stay informed about security advisories from Tenda regarding CVE-2023-44019. Apply patches and updates promptly to secure the affected device against known vulnerabilities.