{
"document": {
"acknowledgments": [
{
"organization": "Rockwell Automation",
"summary": "reporting this vulnerability to CISA"
}
],
"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": "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 allow an unauthenticated attacker to take control of the affected system. ",
"title": "Risk evaluation"
},
{
"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 this vulnerability, such as:",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Minimize network exposure for all control system devices and/or systems, ensuring they are not accessible from the internet.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Locate control system networks and remote devices behind firewalls and isolating them from business networks.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "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"
}
],
"publisher": {
"category": "coordinator",
"contact_details": "central@cisa.dhs.gov",
"name": "CISA",
"namespace": "https://www.cisa.gov/"
},
"references": [
{
"category": "self",
"summary": "ICS Advisory ICSA-23-297-01 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2023/icsa-23-297-01.json"
},
{
"category": "self",
"summary": "ICSA Advisory ICSA-23-297-01 - Web Version",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-297-01"
},
{
"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://us-cert.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/uscert/ics/tips/ICS-TIP-12-146-01B"
}
],
"title": "Rockwell Automation Stratix 5800 and Stratix 5200 (UPDATE A)",
"tracking": {
"current_release_date": "2023-11-21T07:00:00.000000Z",
"generator": {
"engine": {
"name": "CISA CSAF Generator",
"version": "1.0.0"
}
},
"id": "ICSA-23-297-01",
"initial_release_date": "2023-10-24T06:00:00.000000Z",
"revision_history": [
{
"date": "2023-10-24T06:00:00.000000Z",
"legacy_version": "Initial",
"number": "1",
"summary": "Initial Publication"
},
{
"date": "2023-11-21T07:00:00.000000Z",
"legacy_version": "Additional CVE added in the the vulnerability overview and mitigation section amended",
"number": "2",
"summary": "Additional CVE added in the the vulnerability overview and mitigation section amended"
}
],
"status": "final",
"version": "2"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "vers:all/*",
"product": {
"name": "Stratix 5800 (running Cisco IOS XE Software with the Web UI feature enabled): vers:all/*",
"product_id": "CSAFPID-0001"
}
}
],
"category": "product_name",
"name": "Stratix 5800 (running Cisco IOS XE Software with the Web UI feature enabled)"
},
{
"branches": [
{
"category": "product_version_range",
"name": "vers:all/*",
"product": {
"name": "Stratix 5200 (running Cisco IOS XE Software with the Web UI feature enabled): vers:all/*",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "Stratix 5200 (running Cisco IOS XE Software with the Web UI feature enabled)"
}
],
"category": "vendor",
"name": "Rockwell Automation"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2023-20198",
"cwe": {
"id": "CWE-420",
"name": "Unprotected Alternate Channel"
},
"notes": [
{
"category": "summary",
"text": "Rockwell Automation is aware of active exploitation of a previously unknown vulnerability in the web user interface feature of Cisco IOS XE Software when exposed to the internet or to untrusted networks. This vulnerability allows a remote, unauthenticated threat actor to create an account on a vulnerable system with privilege level 15 access. The threat actor could then potentially use that account to gain control of the affected system.",
"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-2023-20198"
},
{
"category": "external",
"summary": "www.first.org",
"url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
}
],
"remediations": [
{
"category": "mitigation",
"details": "Rockwell Automation strongly encourages customers to follow guidance disabling Stratix HTTP servers on all internet-facing systems.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "To disable the HTTP Server feature, use the no ip http server or no ip http secure-server command in global configuration mode. If both the HTTP server and HTTPS server are in use, both commands are required to disable the HTTP Server feature.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Cisco Talos has provided Indicators of Compromise and Snort rules that can be found here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://blog.talosintelligence.com/active-exploitation-of-cisco-ios-xe-software/"
},
{
"category": "mitigation",
"details": "Access Control Lists should be enabled to only allow specific IP addresses to access the Web UI of the device. Detailed instructions on how to create the Access Control List is in QA67053. (Login required)",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1141240"
},
{
"category": "mitigation",
"details": "When implementing access controls for these services, be sure to review the controls because there is the potential for an interruption in production services.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "For more information, see Rockwell Automation's Security Advisory.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.rockwellautomation.com/en-in/company/about-us/sustainability/trust-security/security-advisories.html?sort=pubAsc"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 10.0,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
},
{
"cve": "CVE-2023-20273",
"cwe": {
"id": "CWE-78",
"name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"
},
"notes": [
{
"category": "summary",
"text": "Rockwell Automation is aware of active exploitation of a previously unknown vulnerability in the Web UI feature of Cisco IOS XE Software when exposed to the internet or to untrusted networks. This vulnerability could allow an authenticated, remote attacker to inject commands with the privileges of root. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.",
"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-2023-20273"
},
{
"category": "external",
"summary": "www.first.org",
"url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
}
],
"remediations": [
{
"category": "mitigation",
"details": "Rockwell Automation strongly encourages customers to follow guidance disabling Stratix HTTP servers on all internet-facing systems.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "To disable the HTTP Server feature, use the no ip http server or no ip http secure-server command in global configuration mode. If both the HTTP server and HTTPS server are in use, both commands are required to disable the HTTP Server feature.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Cisco Talos has provided Indicators of Compromise and Snort rules that can be found here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://blog.talosintelligence.com/active-exploitation-of-cisco-ios-xe-software/"
},
{
"category": "mitigation",
"details": "Access Control Lists should be enabled to only allow specific IP addresses to access the Web UI of the device. Detailed instructions on how to create the Access Control List is in QA67053. (Login required)",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1141240"
},
{
"category": "mitigation",
"details": "When implementing access controls for these services, be sure to review the controls because there is the potential for an interruption in production services.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "For more information, see Rockwell Automation's Security Advisory.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.rockwellautomation.com/en-in/company/about-us/sustainability/trust-security/security-advisories.html?sort=pubAsc"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.2,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
}
]
}