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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2625 Advisory (icsma-20-212-01) Philips DreamMapper 31 July 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Philips DreamMapper mobile app Operating System: Apple iOS Android Impact/Access: Access Confidential Data -- Remote/Unauthenticated Resolution: Mitigation CVE Names: CVE-2020-14518 Original Bulletin: https://us-cert.cisa.gov/ics/advisories/icsma-20-212-01 - --------------------------BEGIN INCLUDED TEXT-------------------- ICS Medical Advisory (ICSMA-20-212-01) Philips DreamMapper Original release date: July 30, 2020 Legal Notice All information products included in https://us-cert.gov/ics 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 https://www.us-cert.gov/tlp/ . 1. EXECUTIVE SUMMARY o CVSS v3 5.3 o ATTENTION: Exploitable remotely/low skill level to exploit o Vendor: Philips o Equipment: DreamMapper o Vulnerability: Insertion of Sensitive Information into Log File 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker access to the log file information containing descriptive error messages. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of DreamMapper, a mobile app used to manage sleep apnea, are affected: o DreamMapper Version 2.24 and prior 3.2 VULNERABILITY OVERVIEW 3.2.1 INSERTION OF SENSITIVE INFORMATION INTO LOG FILE CWE-532 Information written to log files can give guidance to a potential attacker. CVE-2020-14518 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is ( AV:N/AC:L/PR:N/UI:N/S:U/ C:L/I:N/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 Lutz Weimann, Tim Hirschberg, Issam Hbib, and Florian Mommertz of SRC Security Research & Consulting GmbH reported this vulnerability to the Federal Office for Information Security (BSI), Germany, in the context of the BSI project eCare - Digitization in care reported this to Philips. 4. MITIGATIONS Philips plans a new release for the DreamMapper app by June 30, 2021, that remediates this vulnerability. Users with questions regarding their specific Philips DreamMapper installations should contact a Philips service support team or regional service support . The Philips advisory is available at the following URL: http://www.philips.com/ productsecurity 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 Implement physical security measures to limit or control access to critical systems. 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. For any questions related to this report, please contact the CISA at: Email: CISAservicedesk@cisa.dhs.gov Toll Free: 1-888-282-0870 CISA continuously strives to improve its products and services. You can help by choosing one of the links below to provide feedback about this product. - --------------------------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 auscert@auscert.org.au 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. 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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: auscert@auscert.org.au 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 iQIVAwUBXyO/luNLKJtyKPYoAQgDaA/8Ce9q4laxxQV5hgjPkMLUjSXJ70Tzhjjs O2V8R10AJZcedX2D42QY8TXtxAsuIC+/fGKpq/HRASJzW9OppfrlKhOOZwCt3ejm b5VVuhVJS5TsUewOVyZZVx9hk3z2dbiy6ZyvfpthDWnBhwFLzUGDptNpcEy5ZZAA SSugCRvZjR5HttvVp9be1T49uBXvYSJpyPBgP8V6gFThcT7IFBiZSSl2WXM+MAGH HTzk/m830FyZr/F6LpW9Wumaativ24NILdCMIJP+HWwKh56MSSPN8IbN5/DMOFR4 B3FHkHaTfY+BBjShghjp+1Q6cgb35nj0iNPIoJZPU5ySeehNNoeGfLiRQzOsjA03 t7WyrNo9cU3JmdNvwgmcWqeLXO+WEsOGrLG2hIVWDQikMKerRhhvlNpEUReZ0CP4 ToP3wGjX3PLJc2LmpkHYbMgOjvIzAoQTbRWXmF9TI5BoNMbX1xAB1/LgWSSD4/Cm rwL3HxE8HdoEEHLG37xlo/QBS6wnNPpYwDB44I6xAe7+WXoBBuLDv2aK0C6lMo+F QH/kkweJlQExu1+5+MpsB9dyIp9pT0aWglEX9m8306jRwc0V19seZ7UmzaJ6xAk1 1TZNtb0ilCSPTHQ76OnldXx3b4lNAdlIvoQNua3xrEb/ZdjVa15TFnkFBq5qPBYr SM9xvtt9mPs= =w/ty -----END PGP SIGNATURE-----