CVE-2024-44661
📋 TL;DR
PHPGurukul Online Shopping Portal 2.0 contains a cross-site scripting vulnerability in the quantity parameter of my-cart.php. This allows attackers to inject malicious scripts that execute in users' browsers when they view their shopping cart. All users of the vulnerable software version are affected.
💻 Affected Systems
- PHPGurukul Online Shopping Portal
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users, potentially leading to account compromise and data theft.
Likely Case
Attackers will typically use this to steal session cookies or display phishing content to users, potentially compromising individual user accounts.
If Mitigated
With proper input validation and output encoding, the malicious scripts would be neutralized before reaching users' browsers.
🎯 Exploit Status
Exploitation requires the attacker to trick a user into visiting a malicious link or submitting a specially crafted form. The vulnerability is in the shopping cart functionality which typically requires user interaction.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not available
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch is available. Users should implement input validation and output encoding as described in workarounds, or consider alternative shopping cart software.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd server-side validation to ensure quantity parameter only contains numeric values and sanitize all user inputs before processing.
// In my-cart.php, add validation:
$quantity = filter_var($_POST['quantity'], FILTER_VALIDATE_INT);
if ($quantity === false || $quantity <= 0) {
// Handle invalid input
}
Output Encoding
allApply proper output encoding when displaying user-controlled data to prevent script execution.
// Use htmlspecialchars() when outputting user data:
echo htmlspecialchars($userData, ENT_QUOTES, 'UTF-8');
🧯 If You Can't Patch
- Implement a Web Application Firewall (WAF) with XSS protection rules to filter malicious requests
- Disable or restrict access to the vulnerable my-cart.php functionality if not essential
🔍 How to Verify
Check if Vulnerable:
Test by submitting a quantity parameter with XSS payload like <script>alert('XSS')</script> to my-cart.php and check if script executes in browserCheck Version:
Check the software version in the admin panel or by examining the source code filesVerify Fix Applied:
After implementing fixes, test with the same XSS payload to confirm script does not execute and input is properly sanitized📡 Detection & Monitoring
Log Indicators:
- HTTP requests to my-cart.php containing script tags or JavaScript in quantity parameter
- Unusual quantity values in shopping cart logs
Network Indicators:
- HTTP POST requests to my-cart.php with suspicious payloads in quantity field
SIEM Query:
source="web_logs" AND uri="*my-cart.php*" AND (quantity="*<script>*" OR quantity="*javascript:*")