CVE-2022-25459 : Exploit Details and Defense Strategies

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow vulnerability via the S1 parameter in the SetSysTimeCfg function.

Understanding CVE-2022-25459

This section provides detailed insights into the CVE-2022-25459 vulnerability.

What is CVE-2022-25459?

The CVE-2022-25459 vulnerability is identified in Tenda AC6 v15.03.05.09_multi due to a stack overflow via the S1 parameter in the SetSysTimeCfg function.

The Impact of CVE-2022-25459

The stack overflow vulnerability in Tenda AC6 v15.03.05.09_multi can potentially be exploited by attackers to execute arbitrary code or trigger a denial of service (DoS) condition.

Technical Details of CVE-2022-25459

In this section, we delve into the technical aspects of the CVE-2022-25459 vulnerability.

Vulnerability Description

The vulnerability allows for a stack overflow through the S1 parameter in the SetSysTimeCfg function in Tenda AC6 v15.03.05.09_multi.

Affected Systems and Versions

Tenda AC6 v15.03.05.09_multi is confirmed to be affected by this vulnerability, with other versions potentially being at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the S1 parameter in the SetSysTimeCfg function to trigger a stack overflow.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent exploitation of CVE-2022-25459.

Immediate Steps to Take

Users are advised to apply security patches provided by Tenda to address the stack overflow vulnerability in AC6 v15.03.05.09_multi.

Long-Term Security Practices

Implementing network segmentation, access control measures, and regular security updates can help enhance overall cybersecurity posture.

Patching and Updates

Regularly update firmware and software to the latest versions to ensure security patches are applied and vulnerabilities are mitigated.