CVE-2021-30170 : What You Need to Know

This article discusses CVE-2021-30170, a vulnerability in Jun-He Technology Ltd.'s ERP POS system that allows remote authenticated attackers to carry out stored Cross-site Scripting (XSS) attacks by injecting malicious JavaScript.

Understanding CVE-2021-30170

This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-30170.

What is CVE-2021-30170?

The vulnerability in ERP POS allows attackers to inject malicious code through the customer profile page, potentially compromising user data.

The Impact of CVE-2021-30170

The stored XSS vulnerability enables attackers to execute malicious scripts, leading to unauthorized access and manipulation of customer information within the ERP POS system.

Technical Details of CVE-2021-30170

This section delves into specific technical aspects of the vulnerability.

Vulnerability Description

The flaw stems from inadequate filtering of special characters in user input fields, facilitating the injection of harmful JavaScript code.

Affected Systems and Versions

Jun-He Technology Ltd.'s ERP POS version 2013.10 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers with remote authenticated access can exploit this vulnerability to execute stored XSS attacks and tamper with customer data.

Mitigation and Prevention

Protecting your systems from CVE-2021-30170 requires immediate actions and long-term security best practices.

Immediate Steps to Take

Users are advised to update their ERP POS version to 2013.2101 to mitigate the vulnerability effectively.

Long-Term Security Practices

Implement robust input validation mechanisms and regular security updates to prevent similar XSS attacks.

Patching and Updates

Stay informed about security patches and updates for your ERP POS system to address vulnerabilities promptly.