CVE-2022-21238 : Security Advisory and Response

A cross-site scripting (XSS) vulnerability has been identified in the info.jsp functionality of InHand Networks InRouter302 V3.5.4, allowing attackers to execute arbitrary JavaScript through specially-crafted HTTP requests.

Understanding CVE-2022-21238

This section provides an overview of the CVE-2022-21238 vulnerability affecting InHand Networks InRouter302 V3.5.4.

What is CVE-2022-21238?

CVE-2022-21238 is a cross-site scripting (XSS) vulnerability in the info.jsp functionality of InHand Networks InRouter302 V3.5.4, enabling malicious actors to trigger arbitrary JavaScript execution by sending a specific HTTP request.

The Impact of CVE-2022-21238

With a CVSS base score of 5.4 (Medium severity), this vulnerability poses a significant risk as it requires low attack complexity and no privileges to exploit. The confidentiality and integrity of affected systems are both rated as low.

Technical Details of CVE-2022-21238

This section delves deeper into the technical aspects of CVE-2022-21238.

Vulnerability Description

The vulnerability lies in the info.jsp functionality of InHand Networks InRouter302 V3.5.4, where a crafted HTTP request can lead to arbitrary JavaScript execution, opening doors to XSS attacks.

Affected Systems and Versions

InRouter302 V3.5.4 by InHand Networks is confirmed to be affected by this vulnerability, emphasizing the importance of immediate action to address the risk.

Exploitation Mechanism

An attacker can exploit this vulnerability by manipulating HTTP requests to execute malicious JavaScript, emphasizing the critical need for mitigation measures.

Mitigation and Prevention

Protecting against CVE-2022-21238 is crucial to ensure the security of systems and data.

Immediate Steps to Take

Implement security patches or workarounds provided by InHand Networks to mitigate the risk of exploitation and enhance the overall security posture.

Long-Term Security Practices

Regularly update and patch systems, conduct security assessments, and educate users on safe browsing practices to prevent XSS attacks and other cybersecurity threats.

Patching and Updates

Stay informed about security updates from InHand Networks and apply patches promptly to address vulnerabilities and strengthen system defenses.