{ "document": { "acknowledgments": [ { "names": [ "Ander Martínez" ], "organization": "Titanium Industrial Security", "summary": "reporting this vulnerability to the Spanish National Institute of Cybersecurity (INCIBE)" } ], "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Disclosure is not limited", "tlp": { "label": "WHITE", "url": "https://us-cert.cisa.gov/tlp/" } }, "lang": "en-US", "notes": [ { "category": "general", "text": "This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov", "title": "CISA Disclaimer" }, { "category": "legal_disclaimer", "text": "All information products included in https://us-cert.cisa.gov/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://us-cert.cisa.gov/tlp/.", "title": "Legal Notice" }, { "category": "summary", "text": "Successful exploitation of this vulnerability could initiate a password change.", "title": "Risk evaluation" }, { "category": "other", "text": "Commercial Facilities, Critical Manufacturing, Energy, and Water and Wastewater Systems", "title": "Critical infrastructure sectors" }, { "category": "other", "text": "Worldwide", "title": "Countries/areas deployed" }, { "category": "other", "text": "Sweden", "title": "Company headquarters location" }, { "category": "general", "text": "CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:", "title": "Recommended Practices" }, { "category": "general", "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.\nCISA also provides a section for control systems security recommended practices on the ICS webpage onus-cert.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.", "title": "Recommended Practices" }, { "category": "general", "text": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on us-cert.gov in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.\nOrganizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.", "title": "Recommended Practices" }, { "category": "other", "text": "No known public exploits specifically target this vulnerability. High skill level is needed to exploit.", "title": "Exploitability" } ], "publisher": { "category": "coordinator", "contact_details": "Email: CISAservicedesk@cisa.dhs.gov;\n Toll Free: 1-888-282-0870", "name": "CISA", "namespace": "https://www.cisa.gov/" }, "references": [ { "category": "self", "summary": "ICS Advisory ICSA-20-098-03 JSON", "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-098-03.json" }, { "category": "self", "summary": "ICS Advisory ICSA-20-098-03 Web Version", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-098-03" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.us-cert.gov/ics/alerts/ICS-ALERT-10-301-01" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.us-cert.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.us-cert.gov/ics/tips/ICS-TIP-12-146-01B" } ], "title": "HMS Networks eWON Flexy and Cosy", "tracking": { "current_release_date": "2020-04-07T00:00:00.000000Z", "generator": { "engine": { "name": "CISA CSAF Generator", "version": "1.0.0" } }, "id": "ICSA-20-098-03", "initial_release_date": "2020-04-07T00:00:00.000000Z", "revision_history": [ { "date": "2020-04-07T00:00:00.000000Z", "legacy_version": "Initial", "number": "1", "summary": "ICSA-20-098-03 HMS Networks eWON Flexy and Cosy" } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "< 14.1s0", "product": { "name": "eWON Cosy: all versions prior to 14.1s0", "product_id": "CSAFPID-0001" } } ], "category": "product_name", "name": "eWON Cosy" }, { "branches": [ { "category": "product_version_range", "name": "< 14.1s0", "product": { "name": "eWON Flexy: all versions prior to 14.1s0", "product_id": "CSAFPID-0002" } } ], "category": "product_name", "name": "eWON Flexy" } ], "category": "vendor", "name": "HMS Networks" } ] }, "vulnerabilities": [ { "cve": "CVE-2020-10633", "cwe": { "id": "CWE-79", "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" }, "notes": [ { "category": "summary", "text": "A non-persistent XSS (cross-site scripting) vulnerability exists. An attacker could send a specially crafted URL to initiate a password change for the device. The target must introduce the credentials to the gateway before the attack can be successful.CVE-2020-10633 has been assigned to this vulnerability. A CVSS v3 base score of 6.1 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N).", "title": "Vulnerability Summary" } ], "product_status": { "known_affected": [ "CSAFPID-0001", "CSAFPID-0002" ] }, "references": [ { "category": "external", "summary": "web.nvd.nist.gov", "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-10633" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N" } ], "remediations": [ { "category": "mitigation", "details": "HMS Networks recommends users update to latest firmware, Version 14.1s0", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002" ], "url": "https://ewon.biz/technical-support/pages/firmware" } ], "scores": [ { "cvss_v3": { "baseScore": 6.1, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N", "version": "3.0" }, "products": [ "CSAFPID-0001", "CSAFPID-0002" ] } ] } ] }