CVE-2024-48707
📋 TL;DR
Collabtive 3.1 contains stored cross-site scripting (XSS) vulnerabilities in the name parameter of milestone management and project administration functions. This allows attackers to inject malicious scripts that execute in victims' browsers when viewing affected pages. Users of Collabtive 3.1 who access the vulnerable interfaces are affected.
💻 Affected Systems
- Collabtive
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal session cookies, perform actions as authenticated users, redirect to malicious sites, or install malware on user systems.
Likely Case
Session hijacking leading to unauthorized access, data theft, or defacement of the application interface.
If Mitigated
Limited impact if input validation and output encoding are properly implemented, though some functionality disruption may occur.
🎯 Exploit Status
Exploitation requires authenticated access to the admin or milestone management functions. Public proof-of-concept demonstrates the vulnerability.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available, or implement workarounds.
🔧 Temporary Workarounds
Input Validation and Output Encoding
allImplement server-side validation and HTML encoding for the name parameter in managemilestone.php and admin.php
Modify PHP files to add htmlspecialchars() or similar encoding functions around user input
Content Security Policy
allImplement a strict Content Security Policy header to mitigate XSS impact
Add header: Content-Security-Policy: default-src 'self'; script-src 'self'
🧯 If You Can't Patch
- Restrict access to admin.php and managemilestone.php to trusted users only
- Implement web application firewall rules to block XSS payloads in the name parameter
🔍 How to Verify
Check if Vulnerable:
Test by submitting a script payload like <script>alert('XSS')</script> in the name parameter of the vulnerable endpointsCheck Version:
Check Collabtive version in admin panel or configuration filesVerify Fix Applied:
Verify that script payloads are properly encoded and do not execute when viewing affected pages📡 Detection & Monitoring
Log Indicators:
- Unusual length or content in name parameter values
- Multiple failed validation attempts on affected endpoints
Network Indicators:
- HTTP requests containing script tags or JavaScript in name parameter
SIEM Query:
web_requests WHERE (uri CONTAINS 'managemilestone.php' OR uri CONTAINS 'admin.php') AND (parameters CONTAINS '<script' OR parameters CONTAINS 'javascript:')