CVE-2022-45671 Explained : Impact and Mitigation

A buffer overflow vulnerability was discovered in Tenda i22 V1.0.0.3(4687) due to improper handling of data input, potentially allowing attackers to execute arbitrary code or crash the system.

Understanding CVE-2022-45671

This section provides insights into the impact and technical details of CVE-2022-45671.

What is CVE-2022-45671?

The vulnerability exists in Tenda i22 V1.0.0.3(4687) due to a buffer overflow in the appData parameter of the formSetAppFilterRule function.

The Impact of CVE-2022-45671

Exploitation of this vulnerability could lead to arbitrary code execution, system crash, or other malicious activities, posing a significant security risk.

Technical Details of CVE-2022-45671

Explore the specifics of the vulnerability, affected systems, and exploitation mechanism.

Vulnerability Description

The buffer overflow occurs in the appData parameter of the formSetAppFilterRule function within Tenda i22 V1.0.0.3(4687), allowing attackers to overwrite the adjacent memory.

Affected Systems and Versions

The vulnerability affects Tenda i22 V1.0.0.3(4687) systems specifically.

Exploitation Mechanism

Attackers can exploit this issue by crafting malicious input to overrun the buffer, gaining control over the affected system.

Mitigation and Prevention

Learn how to protect systems from CVE-2022-45671 and best practices to enhance overall security.

Immediate Steps to Take

Update Tenda i22 devices to a patched version immediately to mitigate the vulnerability.
Implement network controls and monitoring to detect and block malicious activities.

Long-Term Security Practices

Regularly update and patch all software and firmware to prevent known vulnerabilities.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Stay informed about security advisories from Tenda and apply patches promptly to secure systems from potential exploits.