CVE-2019-25455
📋 TL;DR
Web Ofisi E-Ticaret v3 contains an unauthenticated SQL injection vulnerability in the 'a' parameter that allows attackers to execute arbitrary SQL queries. This enables extraction of sensitive database information including customer data, payment details, and administrative credentials. All deployments of Web Ofisi E-Ticaret v3 are affected.
💻 Affected Systems
- Web Ofisi E-Ticaret
📦 What is this software?
E Ticaret by Web Ofisi
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to theft of all customer PII, payment information, and administrative credentials, potentially enabling full system takeover and data exfiltration.
Likely Case
Attackers extract sensitive customer data and administrative credentials, leading to data breaches, account takeovers, and potential payment fraud.
If Mitigated
With proper WAF rules and input validation, exploitation attempts are blocked, limiting impact to failed attack attempts.
🎯 Exploit Status
Exploit code is publicly available on Exploit-DB. Attack requires only basic SQL injection knowledge and can be automated.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.web-ofisi.com/detay/e-ticaret-v3-sanal-pos.html
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available or implementing workarounds.
🔧 Temporary Workarounds
WAF Rule Implementation
allDeploy web application firewall rules to block SQL injection patterns in the 'a' parameter
# Example ModSecurity rule: SecRule ARGS:a "@detectSQLi" "id:1001,phase:2,deny,status:403"
Input Validation Filter
allImplement server-side input validation to sanitize the 'a' parameter
# PHP example: $a_param = preg_replace('/[^a-zA-Z0-9]/', '', $_GET['a']);
🧯 If You Can't Patch
- Implement strict input validation and parameterized queries in application code
- Deploy network segmentation to isolate the e-commerce system from sensitive databases
🔍 How to Verify
Check if Vulnerable:
Test by sending GET request with SQL injection payload in 'a' parameter: http://target/ara.html?a=1' OR '1'='1Check Version:
Check application version in admin panel or via source code inspectionVerify Fix Applied:
Test with same payload after implementing fixes - should return error or sanitized response without SQL execution📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple requests with SQL keywords in 'a' parameter
- Requests to ara.html with suspicious parameter values
Network Indicators:
- HTTP GET requests containing SQL injection patterns in URL parameters
- Unusual database query patterns from web server
SIEM Query:
source="web_logs" AND uri="*ara.html*" AND (query="*UNION*" OR query="*SELECT*" OR query="*OR '1'='1*")