4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:N/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
5.1 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
22.7%
Successful exploitation of this vulnerability may allow improper viewing (read-only) of business contact information.
The following versions of Engage, a customer support software platform, are affected:
The affected product is vulnerable to an improper access control, which may allow an authenticated user to gain unauthorized access to sensitive data.
CVE-2021-23173 has been assigned to this vulnerability. A CVSS v3 base score of 2.6 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N).
Parnassia and S-Unit reported this vulnerability to CISA.
Philips released and deployed updated Version 6.2.2 in September of 2021, which mitigated this vulnerability. Engage is a hosted application and users donβt need to take any action.
Users with questions about their Engage product should contact the Philips Service support team or regional service support.
For additional information, refer to the Philips product security advisory.
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
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. 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 cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01BβTargeted 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 has high attack complexity.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-23173
www.philips.com/productsecurity
cwe.mitre.org/data/definitions/284.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
twitter.com/intent/tweet?text=Philips%20Engage%20Software+https://www.cisa.gov/news-events/ics-medical-advisories/icsma-22-006-01
www.cisa.gov/uscert/ics
www.cisa.gov/uscert/ics
www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
www.cisa.gov/uscert/ics/recommended-practices
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
www.cisa.gov/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
www.facebook.com/CISA
www.facebook.com/sharer/sharer.php?u=https://www.cisa.gov/news-events/ics-medical-advisories/icsma-22-006-01&title=Philips%20Engage%20Software
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
www.instagram.com/cisagov
www.linkedin.com/company/cybersecurity-and-infrastructure-security-agency
www.linkedin.com/sharing/share-offsite/?url=https://www.cisa.gov/news-events/ics-medical-advisories/icsma-22-006-01
www.oig.dhs.gov/
www.philips.nl/healthcare/sites/vitalhealth/about-us/contact-us
www.surveymonkey.com/r/CISA-cyber-survey?product=https://www.cisa.gov/news-events/ics-medical-advisories/icsma-22-006-01
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=Philips%20Engage%20Software&body=www.cisa.gov/news-events/ics-medical-advisories/icsma-22-006-01
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:N/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
5.1 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
22.7%