CVE-2018-10091 Explained : Impact and Mitigation

XSS vulnerabilities have been identified in firmware version 2.2.12.126 of AudioCodes IP phone 420HD devices.

Understanding CVE-2018-10091

XSS vulnerabilities in AudioCodes IP phone 420HD devices using firmware version 2.2.12.126.

What is CVE-2018-10091?

This CVE identifies cross-site scripting (XSS) vulnerabilities present in AudioCodes IP phone 420HD devices running firmware version 2.2.12.126.

The Impact of CVE-2018-10091

Attackers can exploit these vulnerabilities to execute malicious scripts on the victim's browser, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2018-10091

XSS vulnerabilities in AudioCodes IP phone 420HD devices.

Vulnerability Description

The issue arises from a lack of proper input validation in the affected firmware, allowing attackers to inject and execute malicious scripts.

Affected Systems and Versions

AudioCodes IP phone 420HD devices with firmware version 2.2.12.126 are vulnerable to this XSS exploit.

Exploitation Mechanism

Attackers can craft malicious scripts and inject them into vulnerable web pages accessed by users of the affected devices, leading to script execution in the context of the victim's session.

Mitigation and Prevention

Steps to address and prevent the CVE-2018-10091 vulnerability.

Immediate Steps to Take

Update the firmware of AudioCodes IP phone 420HD devices to a non-vulnerable version.
Implement network-level protections such as web application firewalls to filter and block malicious scripts.

Long-Term Security Practices

Regularly monitor and audit web applications for vulnerabilities like XSS.
Educate users on safe browsing practices to minimize the risk of executing malicious scripts.

Patching and Updates

AudioCodes should release a patch addressing the XSS vulnerabilities in the affected firmware version.