{ "document": { "acknowledgments": [ { "organization": "Rockwell Automation", "summary": "reported these vulnerabilities to CISA." } ], "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Disclosure is not limited", "tlp": { "label": "WHITE", "url": "https://www.cisa.gov/news-events/news/traffic-light-protocol-tlp-definitions-and-usage" } }, "lang": "en-US", "notes": [ { "category": "legal_disclaimer", "text": "This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).", "title": "Legal Notice and Terms of Use" }, { "category": "summary", "text": "Successful exploitation of these vulnerabilities could result in a loss of webserver availability or allow an attacker to inject malicious scripts that will be executed when other users access the affected page.", "title": "Advisory Summary" }, { "category": "other", "text": "Critical Manufacturing", "title": "Critical infrastructure sectors" }, { "category": "other", "text": "Worldwide", "title": "Countries/areas deployed" }, { "category": "other", "text": "United States", "title": "Company headquarters location" }, { "category": "general", "text": "CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Minimize network exposure for all control system devices and/or systems, ensuring they are not accessible from the internet. Locate control system networks and remote devices behind firewalls and isolating them from business networks. When remote access is required, use more secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as the connected devices.", "title": "Recommended Practices" }, { "category": "general", "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.", "title": "Recommended Practices" }, { "category": "general", "text": "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.", "title": "Recommended Practices" }, { "category": "general", "text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.", "title": "Recommended Practices" }, { "category": "general", "text": "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.", "title": "Recommended Practices" }, { "category": "general", "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.", "title": "Recommended Practices" }, { "category": "general", "text": "No known public exploitation specifically targeting these vulnerabilities has been reported to CISA at this time.", "title": "Recommended Practices" } ], "publisher": { "category": "coordinator", "contact_details": "central@cisa.dhs.gov", "name": "CISA", "namespace": "https://www.cisa.gov/" }, "references": [ { "category": "self", "summary": "ICS Advisory ICSA-26-246-04 JSON", "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-246-04.json" }, { "category": "self", "summary": "ICSA Advisory ICSA-26-246-04 - Web Version", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-246-04" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/topics/industrial-control-systems" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/secure-our-world/teach-employees-avoid-phishing" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/news/avoiding-social-engineering-and-phishing-attacks" } ], "title": "Rockwell Automation ArmorStart LT", "tracking": { "current_release_date": "2026-09-03T06:00:00.000000Z", "generator": { "date": "2026-09-01T15:24:16.281867Z", "engine": { "name": "CISA CSAF Generator", "version": "1.0.0" } }, "id": "ICSA-26-246-04", "initial_release_date": "2026-09-03T06:00:00.000000Z", "revision_history": [ { "date": "2026-09-03T06:00:00.000000Z", "legacy_version": "Initial", "number": "1", "summary": "Initial Republication of Rockwell Automation security advisory." } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "<=v2.001", "product": { "name": "Rockwell Automation ArmorStart LT: <=v2.001", "product_id": "CSAFPID-0001" } } ], "category": "product_name", "name": "ArmorStart LT" } ], "category": "vendor", "name": "Rockwell Automation" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-19471", "cwe": { "id": "CWE-79", "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" }, "notes": [ { "category": "summary", "text": "Multiple stored cross-site scripting security issues exist within ArmorStart LT. Stored XSS occurs when user input is not properly sanitized and is stored on the server, allowing an attacker to inject malicious scripts that will be executed when other users access the affected page.", "title": "Vulnerability Summary" }, { "category": "details", "text": "SSVCv2/E:N/A:Y/2026-09-01T06:00:00.000000Z", "title": "SSVC" } ], "product_status": { "known_affected": [ "CSAFPID-0001" ] }, "references": [ { "category": "external", "summary": "cwe.mitre.org", "url": "https://cwe.mitre.org/data/definitions/79.html" }, { "category": "external", "summary": "www.cve.org", "url": "https://www.cve.org/CVERecord?id=CVE-2026-19471" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N" } ], "remediations": [ { "category": "mitigation", "details": "Rockwell Automation has corrected this issue in firmware version v2.002, and encourages all users to update to the newest version.", "product_ids": [ "CSAFPID-0001" ] }, { "category": "mitigation", "details": "Users of the affected software who are not able to upgrade to one of the corrected versions should follow Rockwell Automation's security best practices.", "product_ids": [ "CSAFPID-0001" ], "url": "https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight" }, { "category": "mitigation", "details": "For more information on this issue, see the Rockwell Automation security advisory at: https://www.rockwellautomation.com/en-us/trust-center/security-advisories.html", "product_ids": [ "CSAFPID-0001" ], "url": "https://www.rockwellautomation.com/en-us/trust-center/security-advisories.html" } ], "scores": [ { "cvss_v3": { "baseScore": 7.3, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" }, "products": [ "CSAFPID-0001" ] } ] }, { "cve": "CVE-2026-19472", "cwe": { "id": "CWE-770", "name": "Allocation of Resources Without Limits or Throttling" }, "notes": [ { "category": "summary", "text": "A denial-of-service security issue exists within ArmorStart LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability.", "title": "Vulnerability Summary" }, { "category": "details", "text": "SSVCv2/E:N/A:Y/2026-09-01T06:00:00.000000Z", "title": "SSVC" } ], "product_status": { "known_affected": [ "CSAFPID-0001" ] }, "references": [ { "category": "external", "summary": "cwe.mitre.org", "url": "https://cwe.mitre.org/data/definitions/770.html" }, { "category": "external", "summary": "www.cve.org", "url": "https://www.cve.org/CVERecord?id=CVE-2026-19472" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" } ], "remediations": [ { "category": "mitigation", "details": "Rockwell Automation has corrected this issue in firmware version v2.002, and encourages all users to update to the newest version.", "product_ids": [ "CSAFPID-0001" ] }, { "category": "mitigation", "details": "Users of the affected software who are not able to upgrade to one of the corrected versions should follow Rockwell Automation's security best practices.", "product_ids": [ "CSAFPID-0001" ], "url": "https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight" }, { "category": "mitigation", "details": "For more information on this issue, see the Rockwell Automation security advisory at: https://www.rockwellautomation.com/en-us/trust-center/security-advisories.html", "product_ids": [ "CSAFPID-0001" ], "url": "https://www.rockwellautomation.com/en-us/trust-center/security-advisories.html" } ], "scores": [ { "cvss_v3": { "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "CSAFPID-0001" ] } ] } ] }