CVE-2021-37457 : Vulnerability Insights and Analysis
Discover the Cross Site Scripting (XSS) vulnerability in NCH Axon PBX v2.22 and earlier versions. Learn about the impact, affected systems, and mitigation steps for CVE-2021-37457.
A Cross Site Scripting (XSS) vulnerability has been identified in NCH Axon PBX v2.22 and earlier versions through the SipRule field.
Understanding CVE-2021-37457
This CVE-2021-37457 vulnerability pertains to a security issue in NCH Axon PBX software that allows attackers to execute XSS attacks via the SipRule field.
What is CVE-2021-37457?
CVE-2021-37457 is a Cross Site Scripting (XSS) vulnerability found in NCH Axon PBX v2.22 and prior versions. It enables malicious actors to inject and execute arbitrary scripts into web pages viewed by other users.
The Impact of CVE-2021-37457
Exploitation of this vulnerability could result in unauthorized access to sensitive data, session hijacking, defacement of web content, and other malicious actions.
Technical Details of CVE-2021-37457
The technical details of CVE-2021-37457 are as follows:
Vulnerability Description
Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier versions through the SipRule field, allowing for stored XSS attacks.
Affected Systems and Versions
The vulnerability affects NCH Axon PBX v2.22 and prior versions.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into the vulnerable SipRule field, which are then executed when other users access the affected web page.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-37457, users and administrators can take the following steps:
Immediate Steps to Take
- Implement the latest security patches provided by NCH for Axon PBX software.
- Monitor network traffic and web application logs for any suspicious activities.
Long-Term Security Practices
- Regularly update software and apply security patches to prevent known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address potential security weaknesses.
Patching and Updates
Keep abreast of security advisories from NCH and promptly apply any patches or updates released to address security vulnerabilities.