CVE-2024-54920
📋 TL;DR
A SQL injection vulnerability in kashipara E-learning Management System v1.0 allows remote attackers to execute arbitrary SQL commands via the teacher_signup.php endpoint. Attackers can gain unauthorized database access by manipulating firstname, lastname, and class_id parameters. All deployments of version 1.0 are affected.
💻 Affected Systems
- kashipara E-learning Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including credential theft, data exfiltration, privilege escalation, and potential remote code execution via database functions.
Likely Case
Unauthorized access to sensitive student/teacher data, grade manipulation, and potential administrative account takeover.
If Mitigated
Limited data exposure if proper input validation and parameterized queries are implemented.
🎯 Exploit Status
The teacher_signup.php endpoint is typically accessible without authentication, making exploitation straightforward.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
No official patch available. Implement parameterized queries and input validation in /teacher_signup.php.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection rules to block malicious payloads targeting teacher_signup.php parameters.
Input Validation Filter
allImplement server-side input validation to reject suspicious characters in firstname, lastname, and class_id parameters.
🧯 If You Can't Patch
- Disable or restrict access to /teacher_signup.php endpoint via web server configuration or network controls.
- Implement database-level controls: use least privilege database accounts, enable audit logging, and restrict database network access.
🔍 How to Verify
Check if Vulnerable:
Test teacher_signup.php endpoint with SQL injection payloads in firstname, lastname, or class_id parameters and observe database errors or unexpected behavior.Check Version:
Check system documentation or source code for version information (typically v1.0).Verify Fix Applied:
Verify that parameterized queries are implemented and input validation rejects SQL injection attempts without database errors.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple failed signup attempts with SQL-like payloads
- Database queries from unexpected sources
Network Indicators:
- HTTP POST requests to /teacher_signup.php containing SQL keywords (UNION, SELECT, etc.) in parameters
SIEM Query:
source="web_logs" AND uri_path="/teacher_signup.php" AND (param="firstname" OR param="lastname" OR param="class_id") AND (payload="' OR" OR payload="UNION" OR payload="SELECT")