9.1 High
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/SC:N/VI:H/SI:N/VA:N/SA:N
7 High
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.0%
Successful exploitation of this vulnerability could allow an attacker to modify device configuration and firmware data. Tampering with this data could lead to device compromise, resulting in impact and/or delay in patient care.
The following Baxter (formerly manufactured by Hillrom) medical devices are affected:
The impacted product uses a default cryptographic key for potentially critical functionality. An attacker could modify device configurations and firmware data, resulting in impact and/or delay in patient care.
CVE-2024-1275 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.4 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).
A CVSS v4 score has also been calculated for CVE-2024-1275. A base score of 9.1 has been calculated; the CVSS vector string is (CVSS4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N).
Maarten Boone and Edwin Van Andel (CTO of Zerocopter) reported this vulnerability to Baxter.
Baxter has released a software update for all impacted devices and software to address this vulnerability. A new version of the product that mitigates the vulnerability is available as follows:
Baxter recommends users upgrade to the latest versions of their products. Information on how to update products to their new versions can be found on the Baxter disclosure page or the Hillrom disclosure page.
Baxter recommends the following workarounds to help reduce risk:
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability, such as:
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 cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-1275
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-1275
cwe.mitre.org/data/definitions/1394.html
github.com/cisagov/CSAF
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
twitter.com/intent/tweet?text=Baxter%20Welch%20Allyn%20Connex%20Spot%20Monitor+https://www.cisa.gov/news-events/ics-medical-advisories/icsma-24-151-02
us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.baxter.com/product-security
www.cisa.gov/resources-tools/resources/ics-recommended-practices
www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
www.cisa.gov/topics/industrial-control-systems
www.cisa.gov/topics/industrial-control-systems
www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
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www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
www.hillrom.com/en/responsible-disclosures/
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