CVE-2021-45224 : Exploit Details and Defense Strategies

An issue was discovered in COINS Construction Cloud 11.12 where attackers can exploit JavaScript code passed as a URL parameter to trigger malicious behavior.

Understanding CVE-2021-45224

What is CVE-2021-45224?

COINS Construction Cloud 11.12 is susceptible to reflected Cross-Site Scripting (XSS) attacks through manipulated JavaScript code in URL parameters.

The Impact of CVE-2021-45224

Exploiting this vulnerability can lead to unauthorized execution of script code, further compromising user data and system integrity.

Technical Details of CVE-2021-45224

Vulnerability Description

JavaScript code in COINS Construction Cloud 11.12 is vulnerable to manipulation via URL parameters, allowing attackers to execute malicious scripts.

Affected Systems and Versions

Product: COINS Construction Cloud 11.12
Vendor: Not Applicable
Version: Not Applicable

Exploitation Mechanism

Attackers can easily modify JavaScript code in URL parameters, triggering malicious actions through reflected XSS.

Mitigation and Prevention

Immediate Steps to Take

Disable JavaScript execution from URL parameters.
Implement input validation to sanitize user-supplied data.
Regularly monitor and audit URL inputs for suspicious activities.

Long-Term Security Practices

Conduct security training for developers to recognize and prevent XSS vulnerabilities.
Employ Content Security Policy (CSP) to mitigate XSS risks.

Patching and Updates

Apply security patches provided by COINS Construction Cloud promptly.