CVE-2018-5472
📋 TL;DR
This vulnerability in Philips Intellispace Portal involves insecure Windows permissions that could allow attackers to gain unauthorized access, potentially escalating privileges or executing arbitrary code. It affects all versions 7.0.x and 8.0.x of the medical imaging software, putting healthcare organizations at risk.
💻 Affected Systems
- Philips Intellispace Portal
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise allowing arbitrary code execution with SYSTEM privileges, potentially leading to patient data theft, system manipulation, or ransomware deployment.
Likely Case
Unauthorized access to sensitive medical imaging data and patient records, with potential privilege escalation within the application environment.
If Mitigated
Limited impact with proper network segmentation, access controls, and monitoring in place, though the vulnerability remains present.
🎯 Exploit Status
Requires some level of access to the Windows system, but once accessed, exploitation is straightforward due to permission misconfigurations.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Contact Philips for specific patch information
Vendor Advisory: https://www.usa.philips.com/healthcare/about/customer-support/product-security
Restart Required: Yes
Instructions:
1. Contact Philips Healthcare customer support for security patches. 2. Apply patches following Philips' deployment guidelines. 3. Restart affected systems. 4. Verify permissions have been corrected.
🔧 Temporary Workarounds
Restrict Windows Permissions
windowsManually adjust Windows file and directory permissions to restrict access to authorized users only.
icacls "C:\Program Files\Philips\Intellispace Portal" /inheritance:r /grant:r "Domain\AuthorizedUsers":(OI)(CI)F /grant:r "SYSTEM":(OI)(CI)F
Network Segmentation
allIsolate Intellispace Portal systems from general network access and restrict to necessary medical imaging workflows only.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate affected systems from other network segments
- Enforce principle of least privilege for all user accounts accessing the system
🔍 How to Verify
Check if Vulnerable:
Check Windows permissions on Intellispace Portal installation directories for overly permissive access controls using 'icacls' command.Check Version:
Check application version through Philips Intellispace Portal interface or registry: HKEY_LOCAL_MACHINE\SOFTWARE\Philips\Intellispace PortalVerify Fix Applied:
Verify permissions are restricted to authorized users only and inheritance is disabled on installation directories.📡 Detection & Monitoring
Log Indicators:
- Windows Security logs showing unauthorized access attempts to Philips directories
- Application logs showing unusual user activity or privilege changes
Network Indicators:
- Unusual network connections to/from Intellispace Portal systems
- Unexpected RDP or SMB connections to affected servers
SIEM Query:
EventID=4625 OR EventID=4672 OR EventID=4688 AND (ProcessName contains "Intellispace" OR TargetObject contains "Philips")🔗 References
- http://www.securityfocus.com/bid/103182
- https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- https://www.usa.philips.com/healthcare/about/customer-support/product-security
- http://www.securityfocus.com/bid/103182
- https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- https://www.usa.philips.com/healthcare/about/customer-support/product-security
