CVE-2024-3363

7.3 HIGH

📋 TL;DR

This is a critical SQL injection vulnerability in SourceCodester Online Library System 1.0 that allows remote attackers to execute arbitrary SQL commands via the BookPublisher or BookTitle parameters in the admin/borrowed/index.php file. Any organization using this specific version of the library management software is affected.

💻 Affected Systems

Products:
  • SourceCodester Online Library System
Versions: 1.0
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability exists in the default installation and requires no special configuration to be exploitable.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including data theft, data manipulation, privilege escalation to admin, and potential server takeover via SQL injection into file system or command execution.

🟠

Likely Case

Unauthorized data access and extraction of sensitive library records, user information, and administrative credentials stored in the database.

🟢

If Mitigated

Limited impact with proper input validation and parameterized queries preventing SQL injection execution.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Public exploit code is available on GitHub, making this easily weaponizable by attackers with minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: None available

Restart Required: No

Instructions:

No official patch available. Consider migrating to alternative library management software or implementing custom fixes with parameterized queries and input validation.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Deploy a WAF with SQL injection protection rules to block malicious requests targeting the vulnerable parameters.

Input Validation Filter

all

Implement server-side input validation to sanitize BookPublisher and BookTitle parameters before processing.

🧯 If You Can't Patch

  • Isolate the system on a separate network segment with strict access controls
  • Implement database-level protections: use least privilege accounts, enable audit logging, and restrict database permissions

🔍 How to Verify

Check if Vulnerable:

Test the admin/borrowed/index.php endpoint with SQL injection payloads in BookPublisher or BookTitle parameters and observe database errors or unexpected behavior.

Check Version:

Check the software version in the application interface or configuration files; this affects only version 1.0.

Verify Fix Applied:

Attempt SQL injection attacks after implementing fixes and confirm they are blocked without affecting legitimate functionality.

📡 Detection & Monitoring

Log Indicators:

  • SQL syntax errors in application logs
  • Unusual database queries from the application server
  • Multiple failed login attempts or parameter manipulation in access logs

Network Indicators:

  • HTTP requests with SQL keywords (UNION, SELECT, etc.) in BookPublisher/BookTitle parameters
  • Abnormal traffic patterns to admin/borrowed/index.php

SIEM Query:

source="web_logs" AND (uri="*admin/borrowed/index.php*" AND (param="*BookPublisher*" OR param="*BookTitle*") AND (content="*UNION*" OR content="*SELECT*" OR content="*' OR '*"))

🔗 References

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