CVE-2025-56450
📋 TL;DR
Log2Space Subscriber Management Software 1.1 contains an unauthenticated SQL injection vulnerability in the selfcareLeadHistory API endpoint. Remote attackers can execute arbitrary SQL queries by manipulating the lead_id parameter, potentially compromising the entire database. All systems running version 1.1 without proper input validation are affected.
💻 Affected Systems
- Log2Space Subscriber Management Software
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data exfiltration, modification, or deletion; potential credential theft leading to system takeover.
Likely Case
Database enumeration and extraction of sensitive subscriber information, configuration data, and potentially administrative credentials.
If Mitigated
Limited information disclosure if proper input validation and database permissions are implemented.
🎯 Exploit Status
Exploitation requires only a crafted POST request; no authentication or special privileges needed.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
1. Contact Log2Space vendor for patch availability
2. If patch is available, apply following vendor instructions
3. Test the fix in staging environment before production deployment
🔧 Temporary Workarounds
Input Validation and Parameterized Queries
allImplement proper input validation and use parameterized queries or prepared statements for database operations.
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to block malicious requests.
🧯 If You Can't Patch
- Implement network segmentation to restrict access to the vulnerable endpoint
- Deploy database monitoring and alerting for suspicious SQL queries
🔍 How to Verify
Check if Vulnerable:
Send a POST request to /l2s/api/selfcareLeadHistory with a malicious lead_id parameter containing SQL injection payloads and observe database errors or unexpected responses.Check Version:
Check software version in administration panel or configuration files; version should be greater than 1.1 if patched.Verify Fix Applied:
Test the same endpoint with SQL injection payloads after remediation; successful fix should return proper error handling without database errors.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple failed authentication attempts from single IP
- Requests with SQL keywords in parameters
Network Indicators:
- POST requests to /l2s/api/selfcareLeadHistory containing SQL syntax
- Unusual database query patterns from application server
SIEM Query:
source="web_logs" AND uri="/l2s/api/selfcareLeadHistory" AND (param="lead_id" AND value MATCHES "(?i)(union|select|insert|update|delete|drop|create|alter)")