CVE-2024-30889
📋 TL;DR
This is a reflected Cross-Site Scripting (XSS) vulnerability in audimexEE software that allows attackers to inject malicious scripts via multiple parameters. When exploited, it can enable arbitrary code execution in victims' browsers. Organizations using audimexEE versions 15.1.2 and earlier are affected.
💻 Affected Systems
- audimexEE
📦 What is this software?
Audimexee by Web Audimex
⚠️ Risk & Real-World Impact
Worst Case
Complete account takeover, session hijacking, or malware deployment through browser-based code execution
Likely Case
Session theft, credential harvesting, or defacement of the application interface
If Mitigated
Limited impact with proper input validation and output encoding in place
🎯 Exploit Status
Public proof-of-concept available on GitHub demonstrates exploitation via URL parameters
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 15.1.3.9
Vendor Advisory: Not provided in references
Restart Required: Yes
Instructions:
1. Download audimexEE version 15.1.3.9 or later from official vendor
2. Backup current installation and configuration
3. Apply the update following vendor's upgrade procedures
4. Restart the application service
5. Verify the fix by testing previously vulnerable parameters
🔧 Temporary Workarounds
Web Application Firewall (WAF) Rules
allImplement WAF rules to block malicious input patterns in the vulnerable parameters
# Example ModSecurity rule: SecRule ARGS "<script" "id:1001,phase:2,deny,status:403,msg:'XSS Attack Detected'"
# Block patterns containing javascript: or onload= in parameters
Input Validation Filter
allImplement server-side input validation for service, method, widget_type, request_id, and payload parameters
# PHP example: $clean_input = htmlspecialchars($_GET['parameter'], ENT_QUOTES, 'UTF-8');
# Python example: import html; safe_input = html.escape(user_input)
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution
- Deploy reverse proxy with input sanitization for vulnerable parameters
🔍 How to Verify
Check if Vulnerable:
Test by injecting simple XSS payloads into service, method, widget_type, request_id, or payload parameters and checking if they executeCheck Version:
Check application version in admin interface or configuration filesVerify Fix Applied:
Attempt the same XSS payloads after patching; they should be properly encoded or rejected📡 Detection & Monitoring
Log Indicators:
- Unusual parameter values containing script tags or JavaScript code
- Multiple failed requests with suspicious parameter patterns
- Requests to vulnerable endpoints with encoded payloads
Network Indicators:
- HTTP requests with script tags in query parameters
- Unusual traffic patterns to specific endpoints with parameter manipulation
SIEM Query:
source="web_logs" AND (uri="*<script*" OR uri="*javascript:*" OR uri="*onload=*")