CVE-2024-30998
📋 TL;DR
This CVE describes a critical SQL injection vulnerability in PHPGurukul Men Salon Management System v2.0, allowing remote attackers to execute arbitrary SQL commands via the email parameter in index.php. This can lead to unauthorized data access, modification, or deletion, and potentially full system compromise. Organizations using this specific software version are affected.
💻 Affected Systems
- PHPGurukul Men Salon Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to complete system takeover, data exfiltration, or deployment of ransomware.
Likely Case
Unauthorized access to sensitive database information, such as customer records, financial data, or administrative credentials.
If Mitigated
Limited impact with proper input validation, parameterized queries, and network segmentation in place.
🎯 Exploit Status
Exploitation is straightforward due to the lack of input sanitization; public proof-of-concept code is available in the provided GitHub references.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch is known; apply workarounds or consider upgrading to a newer version if available from the vendor.
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement server-side validation and sanitization for the email parameter to block SQL injection attempts.
Modify index.php to use prepared statements with parameterized queries (e.g., PDO or mysqli in PHP).
Web Application Firewall (WAF) Rules
allDeploy a WAF to filter and block malicious SQL injection payloads targeting the email parameter.
Configure WAF rules to detect and block patterns like ' OR '1'='1' or UNION SELECT.
🧯 If You Can't Patch
- Isolate the system on a segmented network to limit access and reduce attack surface.
- Disable or restrict the vulnerable component (index.php with email parameter) if not essential for operations.
🔍 How to Verify
Check if Vulnerable:
Test the email parameter in index.php with SQL injection payloads (e.g., ' OR '1'='1) and observe if it returns unexpected data or errors.Check Version:
Check the software version in the admin panel or configuration files; typically found in a version.txt or similar file in the installation directory.Verify Fix Applied:
After applying workarounds, retest with the same payloads to ensure they are blocked or sanitized without affecting functionality.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in web server logs (e.g., PHP warnings about SQL syntax)
- Multiple failed login attempts or unusual queries from single IPs
Network Indicators:
- HTTP requests to index.php with suspicious email parameters containing SQL keywords (e.g., UNION, SELECT, OR)
SIEM Query:
source="web_logs" AND (url="*index.php*email=*" AND (email="*OR*" OR email="*UNION*" OR email="*SELECT*"))