Johnson Controls Kantech EntraPass

# ICS Advisory (ICSA-20-070-04) ## Johnson Controls Kantech EntraPass Original release date: March 10, 2020 | Last revised: March 11, 2020 [Print Document](javascript:window.print\(\);) [Tweet](https://twitter.com/share?url=https%3A%2F%2Fus- cert.cisa.gov%2Fics%2Fadvisories%2Ficsa-20-070-04) [Like Me](https://www.facebook.com/sharer.php?u=https%3A%2F%2Fus- cert.cisa.gov%2Fics%2Fadvisories%2Ficsa-20-070-04) [Share](http://www.addthis.com/bookmark.php?url=https%3A%2F%2Fus- cert.cisa.gov%2Fics%2Fadvisories%2Ficsa-20-070-04) ### Legal Notice All information products included in [https://us-cert.gov/ics](/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/](/tlp/). * * * ## 1\. EXECUTIVE SUMMARY * **CVSS v3 9.8** * **ATTENTION:** Exploitable remotely/low skill level to exploit * **Vendor:** Kantech, a subsidiary of Johnson Controls * **Equipment:** EntraPass * **Vulnerability:** Improper Input Validation ## 2\. RISK EVALUATION Successful exploitation of this vulnerability could allow malicious code execution with system-level privileges. ## 3\. TECHNICAL DETAILS ### 3.1 AFFECTED PRODUCTS The following versions of Kantech EntraPass security management software are affected: * Corporate Edition: All versions prior to v8.10 * Global Edition: All versions prior to v8.10 ### 3.2 VULNERABILITY OVERVIEW #### 3.2.1 [IMPROPER INPUT VALIDATION CWE-20](https://cwe.mitre.org/data/definitions/20.html) An issue with an API may allow an attacker to upload and execute malicious code with system-level privileges. [CVE-2019-7589](http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-7589) has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been calculated; the CVSS vector string is ([AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H](https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)). ### 3.3 BACKGROUND * **CRITICAL INFRASTRUCTURE SECTORS:** Critical Manufacturing * **COUNTRIES/AREAS DEPLOYED:** Worldwide * **COMPANY HEADQUARTERS LOCATION:** Ireland ### 3.4 RESEARCHER Joachim Kerschbaumer reported this vulnerability to Johnson Controls. ## 3\. MITIGATIONS Johnson Controls recommends the following: * Upgrade to EntraPass Version 8.10 * For users unable to upgrade, please reference the [Johnson Controls Product Security Advisory](https://www.johnsoncontrols.com/cyber-solutions/security-advisories) for temporary workaround instructions. For questions concerning this product, contact [Johnson Controls Global Product Security](https://www.johnsoncontrols.com/cyber-solutions); email: [productsecurity@jci.com](mailto:productsecurity@jci.com) 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](https://www.us-cert.gov/ics/recommended-practices) on the ICS webpage on [us-cert.gov](https://www.us-cert.gov/ics). Several recommended practices are available for reading and download, including [Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies](https://www.us- cert.gov/sites/default/files/recommended_practices/NCCIC_ICS- CERT_Defense_in_Depth_2016_S508C.pdf). Additional mitigation guidance and recommended practices are publicly available on the [ICS webpage on us-cert.gov](https://www.us-cert.gov/ics) in the Technical Information Paper, [ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies](https://www.us-cert.gov/ics/tips/ICS- TIP-12-146-01B). 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.