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AUSCERT External Security Bulletin Redistribution
ESB-2019.2573
Advisory (icsma-19-192-01) Philips Holter 2010 Plus
12 July 2019
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AusCERT Security Bulletin Summary
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Product: Philips Holter 2010 Plus
Publisher: ICS-CERT
Operating System: Network Appliance
Impact/Access: Increased Privileges -- Existing Account
Resolution: Mitigation
CVE Names: CVE-2019-10968
Original Bulletin:
https://www.us-cert.gov/ics/advisories/icsma-19-192-01
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ICS Medical Advisory (ICSMA-19-192-01)
Philips Holter 2010 Plus
Original release date: July 11, 2019
Legal Notice
All information products included in http://ics-cert.us-cert.gov are
provided"as is" for informational purposes only. The Department of Homeland
Security (DHS) does not provide any warranties of any kind regarding any
information contained within. DHS does not endorse any commercial product or
service, referenced in this product or otherwise. Further dissemination of this
product is governed by the Traffic Light Protocol (TLP) marking in the header.
For more information about TLP, see http://www.us-cert.gov/tlp/ .
1. EXECUTIVE SUMMARY
o CVSS v3 1.9
o Vendor : Philips
o Equipment : Philips Holter 2010
o Vulnerability : Use of Obsolete Function
2. RISK EVALUATION
Successful exploitation of this vulnerability under certain conditions can lead
to a product feature escalation.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
The following versions of Holter 2010 Plus, a 12-lead EKG analysis software
program, are affected:
o Holter 2010 Plus, all versions
3.2 VULNERABILITY OVERVIEW
3.2.1 USE OF OBSOLETE FUNCTION CWE-477
A vulnerability has been identified that may allow system options that were not
purchased to be enabled.
CVE-2019-10968 has been assigned to this vulnerability. A CVSS v3 base score of
1.9 has been calculated; the CVSS vector string is ( AV:L/AC:H/PR:H/UI:N/S:U/
C:N/I:L/A:N ).
3.3 BACKGROUND
o CRITICAL INFRASTRUCTURE SECTORS : Healthcare and Public Health
o COUNTRIES/AREAS DEPLOYED : Worldwide
o COMPANY HEADQUARTERS LOCATION : Netherlands
3.4 RESEARCHER
Philips reported this vulnerability to NCCIC.
4. MITIGATIONS
Philips recommends users implement role-based access controls to control
physical access to the system. Further controls are provided by the multiple
components required to exploit the vulnerability.
Please see the Philips product security website for the latest security
information for Philips products: https://www.philips.com/productsecurity.
NCCIC recommends users take defensive measures to minimize the risk of
exploitation of this vulnerability. Specifically, users should:
o Restrict system access to authorized personnel only and follow a least
privilege approach.
o Apply defense-in-depth strategies.
o Disable unnecessary accounts and services.
Where additional information is needed, follow this link to existing
cybersecurity in medical device guidance issued by the FDA .
NCCIC reminds organizations to perform proper impact analysis and risk
assessment prior to deploying defensive measures.
NCCIC also provides a section for control systems security recommended
practices on the ICS webpage on us-cert.gov . Several recommended practices are
available for reading and download, including Improving Industrial Control
Systems Cybersecurity with Defense-in-Depth Strategies .
Additional mitigation guidance and recommended practices are publicly available
in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber
Intrusion Detection and Mitigation Strategies .
Organizations observing any suspected malicious activity should follow their
established internal procedures and report their findings to NCCIC for tracking
and correlation against other incidents.
No known public exploits specifically target this vulnerability. This
vulnerability is not exploitable remotely. High skill level is needed to
exploit.
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