CVE-2024-25216

9.8 CRITICAL

📋 TL;DR

Employee Management System v1.0 contains a SQL injection vulnerability in the mailud parameter at /aprocess.php. This allows attackers to execute arbitrary SQL commands on the database. Any organization using this vulnerable version is affected.

💻 Affected Systems

Products:
  • Employee Management System
Versions: v1.0
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability exists in the default installation with no special configuration required.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, data manipulation, authentication bypass, and potential remote code execution on the database server.

🟠

Likely Case

Unauthorized access to sensitive employee data, credential theft, and potential privilege escalation within the application.

🟢

If Mitigated

Limited impact with proper input validation and parameterized queries preventing successful exploitation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: HIGH

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

The GitHub reference contains detailed exploitation steps showing this is easily exploitable.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: None found

Restart Required: No

Instructions:

No official patch available. Implement workarounds or migrate to a secure alternative.

🔧 Temporary Workarounds

Input Validation Filter

all

Add server-side validation to sanitize the mailud parameter before processing

Edit /aprocess.php to add input validation: $mailud = filter_var($_POST['mailud'], FILTER_SANITIZE_STRING);

WAF Rule Implementation

all

Deploy web application firewall rules to block SQL injection patterns

Add WAF rule: SecRule ARGS:mailud "@detectSQLi" "id:1001,phase:2,deny,status:403"

🧯 If You Can't Patch

  • Isolate the system from internet access and restrict to internal network only
  • Implement strict network segmentation and monitor all database queries

🔍 How to Verify

Check if Vulnerable:

Test the /aprocess.php endpoint with SQL injection payloads in the mailud parameter

Check Version:

Check application files or documentation for version information

Verify Fix Applied:

Attempt exploitation with the same payloads and verify they are blocked or sanitized

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in database logs
  • Multiple failed login attempts via /aprocess.php
  • SQL syntax errors in application logs

Network Indicators:

  • HTTP POST requests to /aprocess.php with SQL keywords in parameters
  • Unusual database connection patterns

SIEM Query:

source="web_logs" AND uri="/aprocess.php" AND (payload="UNION" OR payload="SELECT" OR payload="INSERT" OR payload="DELETE")

🔗 References

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