CVE-2023-48901
📋 TL;DR
This SQL injection vulnerability in tramyardg Autoexpress 1.3.0 allows remote unauthenticated attackers to execute arbitrary SQL commands via the 'id' parameter in details.php. Attackers can potentially read, modify, or delete database content, leading to data breaches or system compromise. All systems running the vulnerable version are affected.
💻 Affected Systems
- tramyardg Autoexpress
📦 What is this software?
Autoexpress by Tramyardg
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise allowing data theft, data destruction, authentication bypass, and potential remote code execution if database functions permit.
Likely Case
Data exfiltration from the database, including sensitive information like user credentials, personal data, or business records.
If Mitigated
Limited impact with proper input validation and parameterized queries preventing SQL injection.
🎯 Exploit Status
Public exploit details are available, making this easily exploitable by attackers with basic skills.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available, or implement workarounds.
🔧 Temporary Workarounds
Implement Input Validation
allAdd server-side validation to ensure the 'id' parameter contains only numeric values.
Modify details.php to include: if (!is_numeric($_GET['id'])) { die('Invalid input'); }
Use Parameterized Queries
allReplace direct SQL concatenation with prepared statements using PDO or mysqli.
Replace vulnerable query with: $stmt = $pdo->prepare('SELECT * FROM photos WHERE car_id = ?'); $stmt->execute([$_GET['id']]);
🧯 If You Can't Patch
- Implement a Web Application Firewall (WAF) with SQL injection rules
- Restrict network access to the application to trusted IPs only
🔍 How to Verify
Check if Vulnerable:
Test the 'id' parameter in details.php with SQL injection payloads like: details.php?id=1' OR '1'='1Check Version:
Check the application version in the source code or configuration files.Verify Fix Applied:
Test with the same payloads after implementing fixes; should return error or no data instead of executing SQL.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple requests with SQL-like patterns in the 'id' parameter
Network Indicators:
- HTTP requests to details.php with suspicious 'id' parameter values containing SQL keywords
SIEM Query:
source="web_logs" AND uri="*details.php*" AND (param="*id=*'*" OR param="*id=*%27*" OR param="*id=* OR *" OR param="*id=* UNION *")