CVE-2022-25433 : Security Advisory and Response

This article provides detailed information on CVE-2022-25433, a vulnerability found in Tenda AC9 v15.03.2.21 related to a stack overflow issue in the saveparentcontrolinfo function.

Understanding CVE-2022-25433

CVE-2022-25433 is a vulnerability affecting Tenda AC9 v15.03.2.21, which could lead to a stack overflow due to the urls parameter in the saveparentcontrolinfo function.

What is CVE-2022-25433?

The CVE-2022-25433 vulnerability involves a stack overflow in Tenda AC9 v15.03.2.21 through manipulation of the urls parameter in the saveparentcontrolinfo function.

The Impact of CVE-2022-25433

Exploitation of this vulnerability could lead to remote code execution or denial of service attacks, potentially compromising the security and stability of affected systems.

Technical Details of CVE-2022-25433

The technical details of CVE-2022-25433 include:

Vulnerability Description

Tenda AC9 v15.03.2.21 is susceptible to a stack overflow issue via the urls parameter in the saveparentcontrolinfo function.

Affected Systems and Versions

The vulnerability impacts Tenda AC9 v15.03.2.21 specifically.

Exploitation Mechanism

By exploiting the urls parameter in the saveparentcontrolinfo function, threat actors can trigger a stack overflow, potentially compromising the device.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-25433, consider the following steps:

Immediate Steps to Take

Implement security patches provided by Tenda for the affected version.
Monitor network traffic for any suspicious activity.
Restrict external access to vulnerable devices.

Long-Term Security Practices

Regularly update firmware to the latest version.
Conduct security assessments to identify and address potential vulnerabilities.
Educate users on safe browsing habits to prevent exploitation.

Patching and Updates

Stay informed about security advisories from Tenda and apply patches promptly to protect against known vulnerabilities.