CVE-2024-57652
📋 TL;DR
This SQL injection vulnerability in OpenLink Virtuoso's numeric_to_dv component allows attackers to execute crafted SQL statements that cause denial of service. It affects systems running vulnerable versions of Virtuoso OpenSource. Database administrators and applications using Virtuoso as their backend are at risk.
💻 Affected Systems
- OpenLink Virtuoso OpenSource
📦 What is this software?
Virtuoso by Openlinksw
⚠️ Risk & Real-World Impact
Worst Case
Complete database unavailability through resource exhaustion or crash, affecting all dependent applications and services.
Likely Case
Service degradation or temporary unavailability of the Virtuoso database instance.
If Mitigated
Minimal impact with proper input validation, query parameterization, and network segmentation in place.
🎯 Exploit Status
Requires ability to execute SQL statements against the vulnerable component. Likely requires some level of database access.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check GitHub issue for latest patched version
Vendor Advisory: https://github.com/openlink/virtuoso-opensource/issues/1198
Restart Required: No
Instructions:
1. Monitor the GitHub issue for official patch release. 2. Apply the patch when available. 3. Test in non-production environment first. 4. Deploy to production systems.
🔧 Temporary Workarounds
Input Validation and Parameterization
allImplement strict input validation and use parameterized queries for all SQL statements.
Network Access Restrictions
allRestrict network access to Virtuoso SQL endpoints to trusted sources only.
🧯 If You Can't Patch
- Implement strict input validation and parameterized queries in all applications using Virtuoso
- Restrict database access to only necessary users and applications using principle of least privilege
🔍 How to Verify
Check if Vulnerable:
Check Virtuoso version and compare against vulnerable versions. Review if numeric_to_dv component is exposed.Check Version:
SELECT sys_stat('st_dbms_version');Verify Fix Applied:
Verify version is updated beyond vulnerable version. Test with safe SQL queries to ensure functionality.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL query patterns
- Multiple failed query attempts
- Resource exhaustion warnings
- Database crash/restart events
Network Indicators:
- Unusual SQL traffic patterns to database port
- Multiple connection attempts with crafted SQL
SIEM Query:
source="virtuoso.log" AND ("error" OR "crash" OR "denial" OR "resource")