Lucene search

K
icsIndustrial Control Systems Cyber Emergency Response TeamICSMA-18-340-01
HistoryDec 06, 2018 - 12:00 p.m.

Philips HealthSuite Health Android App

2018-12-0612:00:00
Industrial Control Systems Cyber Emergency Response Team
www.cisa.gov
10

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

4.3 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.7%

1. EXECUTIVE SUMMARY

  • CVSS v3 3.5

  • ATTENTION: Low skill level to exploit

  • **Vendor:**Philips

  • Equipment: Philips HealthSuite Health Android App

  • **Vulnerability:**Inadequate Encryption Strength

2. RISK EVALUATION

Successful exploitation of this vulnerability may allow an attacker with physical access to impact confidentiality and integrity of the product.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

Philips reports the vulnerability affects all versions of the Philips HealthSuite Health Android App.

3.2 VULNERABILITY OVERVIEW

3.2.1 INADEQUATE ENCRYPTION STRENGTH CWE-326

The software uses simple encryption that is not strong enough for the level of protection required.

CVE-2018-19001 has been assigned to this vulnerability. A CVSS v3 base score of 3.5 has been calculated; the CVSS vector string is (AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N).

3.3 BACKGROUND

  • **CRITICAL INFRASTRUCTURE SECTORS:**Healthcare and Public Health
  • **COUNTRIES/AREAS DEPLOYED:**United States, Netherlands, Germany, United Kingdom
  • **COMPANY HEADQUARTERS LOCATION:**Netherlands

3.4 RESEARCHER

A security researcher reported this vulnerability to Philips.

4. MITIGATIONS

A new release to mediate this vulnerability with be available during Quarter 1 of 2019.

As an interim mitigation to this vulnerability, Philips recommends the following:

Philips advises against jail-breaking or rooting mobile devices. A jail-broken or rooted device means one that is modified outside the mobile device or operating system vendor supported or warranted configurations. Such devices have been freed from the limitations imposed by the mobile service provider and the phone manufacturer. This may affect the performance of the app, weaken the security of the device, and expose users to additional risks.

Please see the Philips product security website for the latest security information for Philips products:

<https://www.philips.com/productsecurity&gt;

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-CERT web page. 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 on the ICS-CERT website 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.

References

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

4.3 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.7%

Related for ICSMA-18-340-01