CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
EPSS
Percentile
61.1%
Successful exploitation of these vulnerabilities could allow an attacker, under certain circumstances, to make application programming interface (API) calls to the OpenBlue Enterprise Manager Data Collector, which do not require authentication and may expose sensitive information to an unauthorized user.
The following Johnson Controls products are affected:
3.2.1 IMPROPER AUTHENTICATION CWE-287
Under certain circumstances, API calls to the OpenBlue Enterprise Manager Data Collector do not require authentication.
CVE-2023-2024 has been assigned to this vulnerability. A CVSS v3 base score of 10.0 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).
3.2.2 EXPOSURE OF SENSITIVE INFORMATION TO AN UNAUTHORIZED ACTOR CWE-200
Under certain circumstances, API calls to the OpenBlue Enterprise Manager Data Collector may expose sensitive information to an unauthorized user.
CVE-2023-2025 has been assigned to this vulnerability. A CVSS v3 base score of 5.0 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N).
Rushank Shetty, Security Researcher at Northwestern Mutual, reported this vulnerability to Johnson Controls, Inc.; Johnson Controls, Inc. reported this vulnerability to CISA.
Johnson Controls recommends updating OpenBlue Enterprise Manager Data Collector firmware to version 3.2.5.75. Users must contact Johnson Controls to obtain the update.
For more information, refer to Johnson Controls Product Security Advisory JCI-PSA-2023-04 v1
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. 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 at 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.
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 exploits specifically target these vulnerabilities.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-2024
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-2025
cisa.gov/ics
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cwe.mitre.org/data/definitions/200.html
cwe.mitre.org/data/definitions/287.html
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us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
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