CVE-2022-31986

7.2 HIGH

📋 TL;DR

Badminton Center Management System v1.0 contains a SQL injection vulnerability in the daily court rental report page that allows attackers to execute arbitrary SQL commands. This affects all installations of the vulnerable software version. Attackers can potentially access, modify, or delete database content through this flaw.

💻 Affected Systems

Products:
  • Badminton Center Management System
Versions: v1.0
Operating Systems: Any OS running PHP/MySQL web applications
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the default installation with no specific configuration requirements. Requires PHP/MySQL environment.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, data destruction, or full system takeover via SQL injection to execute operating system commands.

🟠

Likely Case

Unauthorized access to sensitive data including user credentials, payment information, and administrative records stored in the database.

🟢

If Mitigated

Limited impact with proper input validation and database permissions restricting SQL execution capabilities.

🌐 Internet-Facing: HIGH - The vulnerable endpoint is accessible via the admin interface which may be exposed to the internet.
🏢 Internal Only: HIGH - Even internal attackers or compromised accounts can exploit this vulnerability to escalate privileges.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires admin access to reach the vulnerable endpoint. SQL injection is straightforward once authenticated.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: None available

Restart Required: No

Instructions:

No official patch available. Consider implementing parameterized queries and input validation in the affected PHP files.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

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

Input Validation Filter

all

Add input validation to sanitize the 'date' parameter before processing in the PHP code.

// Example PHP code to validate date format
if (!preg_match('/^\d{4}-\d{2}-\d{2}$/', $_GET['date'])) {
    die('Invalid date format');
}

🧯 If You Can't Patch

  • Restrict access to the admin interface using IP whitelisting or VPN requirements.
  • Implement database user with minimal permissions (SELECT only) for the application to limit potential damage.

🔍 How to Verify

Check if Vulnerable:

Test the endpoint /bcms/admin/?page=reports/daily_court_rental_report&date= with SQL injection payloads like ' OR '1'='1 and observe database errors or unexpected behavior.

Check Version:

Check the software version in the admin panel or review the application's documentation/configuration files.

Verify Fix Applied:

Attempt the same SQL injection tests and verify they are rejected or properly sanitized without executing SQL commands.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL syntax in URL parameters
  • Multiple failed login attempts followed by access to the vulnerable endpoint
  • Database error messages in web server logs

Network Indicators:

  • HTTP requests to /bcms/admin/?page=reports/daily_court_rental_report with suspicious date parameters containing SQL keywords

SIEM Query:

source="web_server" AND url="*daily_court_rental_report*" AND (param="*OR*" OR param="*UNION*" OR param="*SELECT*" OR param="*--*" OR param="*;*" OR param="*'*" OR param="*"*")

🔗 References

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