20 December 2019
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4724 Advisory (icsma-19-353-01) Philips Veradius Unity, Pulsera, and Endura Dual WAN Routers 20 December 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Philips Veradius Unity Philips Pulsera Philips Endura Dual WAN Routers Publisher: ICS-CERT Operating System: Network Appliance Impact/Access: Access Privileged Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-18263 Original Bulletin: https://www.us-cert.gov/ics/advisories/icsma-19-353-01 - --------------------------BEGIN INCLUDED TEXT-------------------- ICS Medical Advisory (ICSMA-19-353-01) Philips Veradius Unity, Pulsera, and Endura Dual WAN Routers Original release date: December 19, 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 5.3 o Vendor: Philips o Equipment: Veradius Unity, Pulsera, and Endura Dual WAN Router o Vulnerability: Inadequate Encryption Strength 2. RISK EVALUATION Successful exploitation of this vulnerability could compromise the management interface of the front end router impacting the availability of data transfer via wireless communication. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS Philips reports the following Veradius Unity, Pulsera, and Endura Dual WAN Routers are affected: o Veradius Unity (718132) with wireless option (shipped between 2016-August 2018) o Veradius Unity (718132) with ViewForum option (shipped between 2016-August 2018) o Pulsera (718095) and Endura (718075) with wireless option (shipped between 26-June-2017 through 07-August 2018) o Pulsera (718095) and Endura (718075) with ViewForum option (shipped between 26-June-2017 through 07-August 2018) 3.2 VULNERABILITY OVERVIEW 3.2.1 INADEQUATE ENCRYPTION STRENGTH CWE-326 The router software uses an encryption scheme that is not strong enough for the level of protection required. CVE-2019-18263 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is ( AV:A/AC:H/PR:N/UI:N/S:U/ C:N/I:N/A:H ). 3.3 BACKGROUND o CRITICAL INFRASTRUCTURE SECTORS: Healthcare and Public Health o COUNTRIES/AREAS DEPLOYED: Worldwide o COMPANY HEADQUARTERS LOCATION: Netherlands 3.4 RESEARCHER Daniel Yagudayev from New York Presbyterian Hospital reported this vulnerability to Philips. 4. MITIGATIONS Philips has a solution available for users who have the wireless or ViewForum option in their product to update the configuration of the Dual WAN router. Philips contact information is available at the following link: Philips Customer Service . Please see the Philips product security website for the latest security information for Philips products. CISA 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. o Where additional information is needed, refer to existing cybersecurity in medical device guidance issued by the FDA . CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. CISA 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 on the ICS webpage on us-cert.gov 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 CISA 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. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to firstname.lastname@example.org and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: email@example.com Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXfwTUWaOgq3Tt24GAQhSiw/+Ip3JxJ21K/6Szt+XS4WtCTggtzHYYoDO C1ZCpRhfFnayRd9sY8pmvKExHDbVj2Tlv33CqDWGPBmjM/gwdN002lRX5WVCpDgu JUZhqDn9xTh6k5mkhSVGw73IYDZPfaViaIWfuEcH7Z4kuuKKD1zFV89Ky5Wfu0I0 U7JAzS3JfYNs06IUtZjVnwc97wsxNJoswdAESE1S0EQ6nduofkr/L+MQjeaycmmm x837AiZBcnO6EKd63esaxhOBuSYoGeUFjoBHZAwgA/1qPe8HWDfu5GvoSd39K0jM MxlCck+8rEzGEKTS+mQqCh7DiVCx0qm28+gISdi+/2RR6ZOW32GeLikr9Yg6tG/E JouwBDr8oSkLl4+o1lw8U7jt0E57FvWdejQr223ZVmefu+ejefZdiELImAJC/t9W VNaNec5QfeU0Zo0MWRWCNSlTaJQCGmWD3dHsScKoTsci47EmYkMkY0nVkA4h9Cja 0ikB15jecylrgLnT4SaqizjbZbAbojRhROg7g4+tym7S+hrRgmVinhrGiNiCW75t iBVh45YCh3jvMAJ1RWqxAMd7FJAKyD6oQW9AnZPx0/K0/w97FloqMuwHcIc85x5N BLYeiQ73wxZqV1GPsIkXBxQCdnpbmsW3bzlchCLsOP2dThF98Eqqyj7DLfKybCNL v39yG8fYER4= =qz2V -----END PGP SIGNATURE-----