CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
20.6%
Successful exploitation of this vulnerability involving removable media could allow access to sensitive information (including patient information).
Philips reports the vulnerability affects the following Gemini PET/CT products:
The software stores sensitive information in a removable media device that does not have built-in access control.
CVE-2021-27456 has been assigned to this vulnerability. A CVSS v3 base score of 2.4 has been calculated; the CVSS vector string is (AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
Jean GEORGE – CHU UCL Namur – Nuclear medicine department reported this vulnerability to Philips.
Philips has identified the following guidance and mitigations:
Users with questions regarding their specific installations of the Gemini PET/CT Family should contact a Philips service support team. Philips contact information is available at <https://www.usa.philips.com/healthcare/solutions/customer-service-solutions> or 1-800-722-9377
The Philips advisory is available. 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. 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.cisa.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.cisa.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.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-27456
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cwe.mitre.org/data/definitions/921.html
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mailto:?subject=Philips%20Gemini%20PET/CT%20Family&body=www.cisa.gov/news-events/ics-medical-advisories/icsma-21-084-01
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
20.6%