CVE-2021-37459 : Exploit Details and Defense Strategies
Learn about CVE-2021-37459, a Cross Site Scripting (XSS) vulnerability in NCH Axon PBX v2.22 and earlier versions. Understand the impact, technical details, and mitigation steps.
A detailed insight into the Cross Site Scripting (XSS) vulnerability in NCH Axon PBX v2.22 and earlier versions.
Understanding CVE-2021-37459
This CVE describes a security flaw in NCH Axon PBX software that allows for Cross Site Scripting (XSS) attacks through the customer name field.
What is CVE-2021-37459?
The vulnerability in NCH Axon PBX v2.22 and earlier versions enables attackers to execute malicious scripts via the customer name field, leading to potential security breaches.
The Impact of CVE-2021-37459
The presence of XSS in the software allows attackers to inject and execute scripts, compromising the integrity and confidentiality of data stored within the PBX system.
Technical Details of CVE-2021-37459
Explore the technical aspects of the vulnerability to better understand its implications.
Vulnerability Description
The XSS vulnerability in NCH Axon PBX v2.22 and prior versions arises from inadequate input validation in the customer name field, allowing for script injection.
Affected Systems and Versions
NCH Axon PBX v2.22 and earlier versions are affected by this vulnerability, potentially exposing systems running these versions to XSS attacks.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into the customer name field, which, when executed, can lead to unauthorized access and data manipulation.
Mitigation and Prevention
Discover the measures that can be taken to mitigate the risks associated with CVE-2021-37459.
Immediate Steps to Take
Users are advised to update to a secure version of NCH Axon PBX that addresses the XSS vulnerability and to sanitize user inputs to prevent script injection.
Long-Term Security Practices
Developing a secure coding environment, conducting regular security audits, and educating users on safe input practices can help prevent XSS vulnerabilities in the long term.
Patching and Updates
Stay informed about security patches and updates released by NCH for Axon PBX to ensure that the software is protected against known vulnerabilities.