CVE-2024-50835
📋 TL;DR
This SQL injection vulnerability in the KASHIPARA E-learning Management System allows attackers to manipulate database queries through the edit_student.php admin interface. Attackers could potentially read, modify, or delete sensitive student data stored in the database. Organizations using version 1.0 of this software are affected.
💻 Affected Systems
- KASHIPARA E-learning Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, or system takeover via privilege escalation.
Likely Case
Unauthorized access to student records, personal information exposure, and potential data integrity issues.
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to non-sensitive data.
🎯 Exploit Status
Exploitation requires admin credentials but SQL injection is straightforward once authenticated. Public proof-of-concept exists in GitHub repository.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch available. Implement parameterized queries and input validation in edit_student.php. Sanitize cys, un, ln, fn, and id parameters.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy WAF rules to block SQL injection patterns targeting the vulnerable parameters
Input Validation Filter
allAdd server-side validation to restrict parameter values to expected formats
🧯 If You Can't Patch
- Restrict access to /admin/edit_student.php using IP whitelisting or additional authentication
- Implement database-level controls: use least privilege accounts, enable query logging, and regular backups
🔍 How to Verify
Check if Vulnerable:
Test edit_student.php with SQL injection payloads in cys, un, ln, fn, or id parameters while authenticated as adminCheck Version:
Check system documentation or source code for version informationVerify Fix Applied:
Attempt SQL injection tests after implementing parameterized queries and verify no database errors or unexpected behavior📡 Detection & Monitoring
Log Indicators:
- Unusual database queries from edit_student.php
- SQL syntax errors in web server logs
- Multiple failed parameter validation attempts
Network Indicators:
- HTTP POST requests to /admin/edit_student.php with SQL keywords in parameters
- Unusual database connection patterns from web server
SIEM Query:
source="web_server" AND uri="/admin/edit_student.php" AND (param="cys" OR param="un" OR param="ln" OR param="fn" OR param="id") AND (value="UNION" OR value="SELECT" OR value="OR 1=1" OR value="--" OR value=";")