CVE-2023-38886
📋 TL;DR
This vulnerability allows remote authenticated attackers with privileged access to execute arbitrary commands on Dolibarr ERP CRM systems. Attackers can exploit this to run malicious scripts or commands on the server, potentially compromising the entire system. Organizations running Dolibarr versions 17.0.1 and earlier are affected.
💻 Affected Systems
- Dolibarr ERP CRM
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise leading to data theft, ransomware deployment, lateral movement within the network, and persistent backdoor installation.
Likely Case
Privileged attacker gains remote code execution, potentially accessing sensitive business data, modifying configurations, or disrupting operations.
If Mitigated
With proper network segmentation, least privilege access, and monitoring, impact limited to isolated application server with minimal data exposure.
🎯 Exploit Status
Exploit details published in security advisory. Requires authenticated privileged user access.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 17.0.2 and later
Vendor Advisory: http://dolibarr.com
Restart Required: No
Instructions:
1. Backup your Dolibarr installation and database. 2. Download and install Dolibarr version 17.0.2 or later from the official website. 3. Follow the upgrade instructions provided by Dolibarr. 4. Verify the installation is functioning correctly.
🔧 Temporary Workarounds
Restrict Privileged Access
allLimit the number of users with administrative privileges and implement strong authentication controls.
Network Segmentation
allPlace Dolibarr servers in isolated network segments with strict firewall rules limiting inbound access.
🧯 If You Can't Patch
- Implement strict access controls and monitor privileged user activity closely
- Deploy web application firewall (WAF) with command injection protection rules
🔍 How to Verify
Check if Vulnerable:
Check Dolibarr version in admin interface or by examining the installation files. Versions 17.0.1 and earlier are vulnerable.Check Version:
Check the version.php file in Dolibarr installation directory or view version in admin dashboard.Verify Fix Applied:
Verify Dolibarr version is 17.0.2 or later and test that command injection attempts are properly sanitized.📡 Detection & Monitoring
Log Indicators:
- Unusual command execution patterns in application logs
- Multiple failed authentication attempts followed by successful privileged login
- Suspicious system commands executed via web interface
Network Indicators:
- Unusual outbound connections from Dolibarr server
- Command and control traffic patterns
SIEM Query:
source="dolibarr.log" AND (command* OR exec* OR system* OR shell*) AND user="admin"