CVE-2022-35534 : Exploit Details and Defense Strategies

A detailed overview of CVE-2022-35534 highlighting the vulnerability, impact, technical details, and mitigation strategies.

Understanding CVE-2022-35534

This section provides insights into the critical vulnerability identified as CVE-2022-35534 within the WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless routers.

What is CVE-2022-35534?

The vulnerability in the wireless.cgi of WAVLINK routers allows for command injection due to the lack of parameter filtering, specifically hiddenSSID32g and SSID2G2, on the /wifi_multi_ssid.shtml page.

The Impact of CVE-2022-35534

The command injection flaw in the affected WAVLINK routers could potentially be exploited by threat actors to execute malicious commands, compromising the security and integrity of the devices.

Technical Details of CVE-2022-35534

Explore the technical aspects of the CVE-2022-35534 vulnerability, including its description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The lack of filtering on specific parameters in the wireless.cgi script of WAVLINK routers opens up the possibility of unauthorized command execution, posing a significant security risk.

Affected Systems and Versions

The vulnerability impacts various WAVLINK router models, including WN572HP3, WN533A8, WN530H4, WN535G3, and WN531P3, where the wireless.cgi script is present without adequate parameter filtering.

Exploitation Mechanism

By manipulating the hiddenSSID32g and SSID2G2 parameters on the /wifi_multi_ssid.shtml page, malicious actors can inject and execute arbitrary commands on vulnerable WAVLINK routers.

Mitigation and Prevention

Learn about the necessary steps to mitigate the risks associated with CVE-2022-35534 and safeguard affected systems from potential exploitation.

Immediate Steps to Take

It is recommended to apply security patches or updates released by WAVLINK to address the command injection vulnerability in the wireless.cgi script promptly.

Long-Term Security Practices

Implementing robust network security measures, including access controls, network segmentation, and regular security audits, can help prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about firmware updates and security advisories from WAVLINK to ensure that your routers are protected against known vulnerabilities.