CVE-2020-16214 : Exploit Details and Defense Strategies

Patient Information Center iX (PICiX) Versions B.02, C.02, C.03, PerformanceBridge Focal Point Version A.01, IntelliVue patient monitors MX100, MX400-MX850, and MP2-MP90 Versions N and prior, IntelliVue X3 and X2 Versions N and prior. The software saves user-provided information into a comma-separated value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by spreadsheet software.

Understanding CVE-2020-16214

This CVE involves the improper neutralization of formula elements in a CSV file in Philips Patient Information Center iX (PICiX) and related devices.

What is CVE-2020-16214?

In Patient Information Center iX (PICiX) Versions B.02, C.02, C.03, the software saves user-provided information into a CSV file without properly neutralizing special elements, potentially allowing malicious commands when opened in spreadsheet software.

The Impact of CVE-2020-16214

Unauthorized execution of commands through manipulated CSV files
Potential compromise of patient information and system integrity

Technical Details of CVE-2020-16214

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability involves the improper neutralization of formula elements in CSV files, allowing for potential command execution.

Affected Systems and Versions

Patient Information Center iX (PICiX) Versions B.02, C.02, C.03
PerformanceBridge Focal Point Version A.01
IntelliVue patient monitors MX100, MX400-MX850, and MP2-MP90 Versions N and prior
IntelliVue X3 and X2 Versions N and prior

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting CSV files with malicious commands that, when opened in spreadsheet software, could execute unauthorized actions.

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2020-16214 vulnerability.

Immediate Steps to Take

Isolate the patient monitoring network from the hospital LAN
Use firewalls or routers with access control lists
Limit access to necessary ports and IP addresses
Secure the simple certificate enrollment protocol (SCEP) service
Implement physical security controls to prevent unauthorized access
Grant remote access on a must-have basis only
Apply role-based, least-privilege access

Long-Term Security Practices

Enroll new devices with unique challenge passwords
Secure servers in controlled, locked data centers
Monitor and control access to equipment
Contact Philips support for specific installation questions

Patching and Updates

Philips released Patient Information Center iX (PICiX) Version C.03 to address the reported vulnerabilities