CVE-2022-40076 Explained : Impact and Mitigation

Tenda AC21 V16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: fromSetWifiGusetBasic.

Understanding CVE-2022-40076

This CVE highlights a vulnerability in Tenda AC21 V16.03.08.15 that can be exploited through Buffer Overflow in the /bin/httpd function: fromSetWifiGusetBasic.

What is CVE-2022-40076?

CVE-2022-40076 exposes a security flaw in Tenda AC21 V16.03.08.15, making it susceptible to Buffer Overflow attacks via the mentioned function.

The Impact of CVE-2022-40076

The vulnerability can potentially allow threat actors to execute arbitrary code or crash the affected system, leading to a compromise of system integrity and confidentiality.

Technical Details of CVE-2022-40076

This section delves into the specifics of the vulnerability.

Vulnerability Description

The Buffer Overflow vulnerability in Tenda AC21 V16.03.08.15 arises from improper handling of data input in the /bin/httpd function: fromSetWifiGusetBasic.

Affected Systems and Versions

Tenda AC21 devices running version 16.03.08.15 are impacted by this CVE, exposing them to the associated risks.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input to trigger Buffer Overflow, potentially gaining unauthorized access to the device.

Mitigation and Prevention

Protective measures and steps to address the CVE are crucial to safeguard systems.

Immediate Steps to Take

Users should apply security patches provided by Tenda promptly to mitigate the risk posed by CVE-2022-40076.

Long-Term Security Practices

Regularly updating firmware and implementing network security best practices can help prevent similar vulnerabilities from being exploited.

Patching and Updates

Stay informed about security updates released by Tenda for the AC21 devices and apply them expediently to maintain system security.