CVE-2025-41032

9.8 CRITICAL

📋 TL;DR

An SQL injection vulnerability in appRain CMF 4.0.5 allows attackers to manipulate database queries through the 'data[Admin][username]' parameter in the admin management interface. This enables unauthorized database access including data retrieval, modification, and deletion. Organizations using appRain CMF 4.0.5 are affected.

💻 Affected Systems

Products:
  • appRain CMF
Versions: 4.0.5
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Vulnerability exists in default installation when admin interface is accessible.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, data destruction, privilege escalation to administrative access, and potential server takeover.

🟠

Likely Case

Unauthorized access to sensitive data, modification of user accounts and permissions, and potential website defacement.

🟢

If Mitigated

Limited impact with proper input validation, parameterized queries, and web application firewall rules in place.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires access to admin interface but SQL injection is straightforward once authenticated.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-apprain-cmf

Restart Required: No

Instructions:

1. Check vendor website for security updates. 2. Apply patch if available. 3. Verify fix by testing parameter injection.

🔧 Temporary Workarounds

Input Validation Filter

all

Implement server-side input validation for the vulnerable parameter

Implement parameterized queries in PHP code
Add input sanitization for username parameter

WAF Rule Implementation

all

Deploy web application firewall rules to block SQL injection patterns

Configure WAF to block SQL keywords in POST parameters
Set up rate limiting on admin endpoints

🧯 If You Can't Patch

  • Restrict access to admin interface using IP whitelisting
  • Implement database user with minimal privileges for application

🔍 How to Verify

Check if Vulnerable:

Test the /apprain/admin/manage/add/ endpoint with SQL injection payloads in the data[Admin][username] parameter

Check Version:

Check appRain version in configuration files or admin dashboard

Verify Fix Applied:

Attempt SQL injection after applying fixes and verify no database manipulation occurs

📡 Detection & Monitoring

Log Indicators:

  • Unusual database queries from web application
  • Multiple failed login attempts to admin interface
  • SQL syntax errors in application logs

Network Indicators:

  • POST requests to /apprain/admin/manage/add/ with SQL keywords
  • Unusual database connection patterns

SIEM Query:

source="web_logs" AND uri="/apprain/admin/manage/add/" AND (payload CONTAINS "UNION" OR payload CONTAINS "SELECT" OR payload CONTAINS "INSERT")

🔗 References

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