CVE-2023-2852
📋 TL;DR
This SQL injection vulnerability in Softmed SelfPatron allows attackers to execute arbitrary SQL commands on the database. It affects all SelfPatron installations before version 2.0, potentially compromising sensitive data and system integrity.
💻 Affected Systems
- Softmed SelfPatron
📦 What is this software?
Selfpatron by Softmedyazilim
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, privilege escalation, and potential remote code execution on the underlying server.
Likely Case
Unauthorized access to sensitive patient/medical data, modification of medical records, and potential extraction of administrative credentials.
If Mitigated
Limited impact due to proper input validation, parameterized queries, and database permissions restricting unauthorized access.
🎯 Exploit Status
SQL injection vulnerabilities are typically easy to exploit with basic web security testing tools. The CVE description suggests improper input neutralization, indicating straightforward exploitation.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2.0
Vendor Advisory: https://www.usom.gov.tr/bildirim/tr-23-0388
Restart Required: Yes
Instructions:
1. Download SelfPatron version 2.0 or later from official vendor sources. 2. Backup current installation and database. 3. Install the updated version following vendor documentation. 4. Restart the SelfPatron service/application.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to filter malicious requests
Database Permission Restrictions
allLimit database user permissions to minimum required operations
-- Example SQL: REVOKE DROP, CREATE, ALTER FROM selfpatron_user;
-- Example SQL: GRANT SELECT, INSERT, UPDATE ON specific_tables TO selfpatron_user;
🧯 If You Can't Patch
- Isolate the SelfPatron system from internet access and restrict to internal network only
- Implement strict network segmentation and monitor all database queries for suspicious patterns
🔍 How to Verify
Check if Vulnerable:
Check SelfPatron version in application interface or configuration files. If version is below 2.0, system is vulnerable.Check Version:
Check application web interface or configuration files for version informationVerify Fix Applied:
Confirm version is 2.0 or higher in application interface and test SQL injection attempts are properly blocked.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple failed login attempts with SQL syntax
- Long or unusual query strings in database logs
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, DROP, etc.)
- Unusual database connection patterns
SIEM Query:
source="selfpatron_logs" AND ("sql" OR "union" OR "select" OR "drop" OR "--" OR "' OR '1'='1")