CVE-2025-25763
📋 TL;DR
CVE-2025-25763 is a SQL injection vulnerability in crmeb CRMEB-KY software that allows attackers to execute arbitrary SQL commands through the getRead() function in SystemDatabackupServices.php. This affects all versions up to and including v5.4.0. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- crmeb CRMEB-KY
📦 What is this software?
Crmeb by Crmeb
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, authentication bypass, and potential remote code execution through database functions.
Likely Case
Unauthorized data access and extraction of sensitive information including user credentials, business data, and configuration details.
If Mitigated
Limited impact with proper input validation and parameterized queries preventing SQL injection.
🎯 Exploit Status
Public proof-of-concept code exists in GitHub repositories, making exploitation straightforward for attackers.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
1. Monitor official CRMEB-KY channels for security updates. 2. Apply vendor patch when available. 3. Test patch in non-production environment first.
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement strict input validation and parameterized queries in the getRead() function to prevent SQL injection.
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to block exploitation attempts.
🧯 If You Can't Patch
- Implement network segmentation to isolate the vulnerable system from critical assets
- Enable detailed logging and monitoring for SQL injection attempts and unusual database queries
🔍 How to Verify
Check if Vulnerable:
Check if running CRMEB-KY version 5.4.0 or earlier. Review SystemDatabackupServices.php for vulnerable getRead() function.Check Version:
Check CRMEB-KY configuration files or admin panel for version informationVerify Fix Applied:
Verify version is updated beyond v5.4.0. Test the getRead() endpoint with SQL injection payloads to confirm protection.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in application logs
- Multiple failed login attempts or database errors
- Requests to SystemDatabackupServices.php with SQL syntax
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, etc.)
- Unusual traffic patterns to database backup endpoints
SIEM Query:
source="web_logs" AND (uri="*SystemDatabackupServices*" AND (message="*SELECT*" OR message="*UNION*" OR message="*OR 1=1*"))