CVE-2023-1267
📋 TL;DR
This SQL injection vulnerability in Ulkem Company's PtteM Kart software allows attackers to execute arbitrary SQL commands on the database. It affects all PtteM Kart installations before version 2.1, potentially compromising sensitive data and system integrity.
💻 Affected Systems
- Ulkem Company PtteM Kart
📦 What is this software?
Pttem Kart by Pttemkart
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, authentication bypass, and potential remote code execution on the underlying server.
Likely Case
Unauthorized access to sensitive data stored in the database, including user credentials, payment information, and business data.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only allowing data viewing without modification.
🎯 Exploit Status
SQL injection vulnerabilities are typically easy to exploit with basic web security testing tools.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2.1
Vendor Advisory: https://www.usom.gov.tr/bildirim/tr-23-0133
Restart Required: Yes
Instructions:
1. Download PtteM Kart version 2.1 or later from official vendor sources. 2. Backup current installation and database. 3. Apply the update following vendor instructions. 4. Restart the application service. 5. Verify functionality.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to block malicious requests.
Input Validation Filter
allImplement application-level input validation to sanitize user inputs before database queries.
🧯 If You Can't Patch
- Isolate the PtteM Kart system from internet access and restrict to internal network only.
- Implement strict database permissions, using least privilege accounts for application database access.
🔍 How to Verify
Check if Vulnerable:
Check PtteM Kart version in application interface or configuration files. If version is below 2.1, system is vulnerable.Check Version:
Check application admin panel or configuration files for version information.Verify Fix Applied:
Confirm version is 2.1 or higher and test SQL injection attempts are properly blocked.📡 Detection & Monitoring
Log Indicators:
- Unusual database query patterns
- SQL syntax errors in application logs
- Multiple failed login attempts with SQL-like payloads
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, INSERT, etc.)
- Unusual database connection patterns
SIEM Query:
web.url:*sql* OR web.url:*union* OR web.url:*select* AND dest_ip:[PtteM_Kart_Server_IP]