CVE-2023-0979
📋 TL;DR
This SQL injection vulnerability in MedDataPACS allows attackers to execute arbitrary SQL commands on the database. It affects all MedDataPACS installations before March 3, 2023, potentially compromising patient data and system integrity.
💻 Affected Systems
- MedData MedDataPACS
📦 What is this software?
Meddatapacs by Meddatapacs
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, system takeover, and potential ransomware deployment across connected medical systems.
Likely Case
Unauthorized access to patient records, modification of medical data, and potential extraction of sensitive information including PHI.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only allowing information disclosure without data modification.
🎯 Exploit Status
SQL injection vulnerabilities are typically low complexity to exploit. No public exploit code found, but weaponization is likely given the high CVSS score and medical system targeting.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Version dated 2023-03-03 or later
Vendor Advisory: https://www.usom.gov.tr/bildirim/tr-23-0129
Restart Required: Yes
Instructions:
1. Contact MedData for the patched version (2023-03-03 or later). 2. Backup current installation and database. 3. Apply the update following vendor instructions. 4. Restart the MedDataPACS service. 5. Verify functionality.
🔧 Temporary Workarounds
Input Validation Web Application Firewall
allDeploy a WAF with SQL injection rules to filter malicious inputs before reaching the application.
Database Permission Reduction
allLimit database user permissions to only necessary operations (SELECT only where possible).
ALTER USER 'meddatapacs'@'localhost' WITH GRANT OPTION;
REVOKE ALL PRIVILEGES ON *.* FROM 'meddatapacs'@'localhost';
GRANT SELECT ON meddatapacs_db.* TO 'meddatapacs'@'localhost';
🧯 If You Can't Patch
- Isolate the MedDataPACS system from the internet and restrict network access to authorized users only.
- Implement strict input validation at the application layer and enable detailed SQL query logging for anomaly detection.
🔍 How to Verify
Check if Vulnerable:
Check MedDataPACS version date. If earlier than 2023-03-03, the system is vulnerable. Review application logs for SQL error messages or unusual queries.Check Version:
Check MedDataPACS administration interface or configuration files for version information. No standard command provided by vendor.Verify Fix Applied:
Confirm MedDataPACS version is 2023-03-03 or later. Test input fields with SQL injection test strings (like ' OR '1'='1) and verify they are properly sanitized.📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in application logs
- Unusually long or complex database queries
- Multiple failed login attempts with SQL-like patterns
Network Indicators:
- Unusual database connection patterns
- SQL keywords in HTTP requests to MedDataPACS endpoints
- Unexpected outbound database connections
SIEM Query:
source="meddatapacs.log" AND ("sql" OR "syntax" OR "error" OR "union" OR "select" OR "insert" OR "update" OR "delete")