{
"document": {
"acknowledgments": [
{
"organization": "Siemens ProductCERT",
"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",
"notes": [
{
"category": "summary",
"text": "A vulnerability was found in SIMATIC WinCC that could allow authenticated attackers to escape the Kiosk Mode.\n\nSiemens has released updates for the affected products and recommends to update to the latest versions.",
"title": "Summary"
},
{
"category": "general",
"text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
"title": "General Recommendations"
},
{
"category": "general",
"text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
"title": "Terms of Use"
},
{
"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": "other",
"text": "This CISA CSAF advisory was converted from Siemens ProductCERT's CSAF advisory.",
"title": "Advisory Conversion Disclaimer"
},
{
"category": "other",
"text": "Multiple",
"title": "Critical infrastructure sectors"
},
{
"category": "other",
"text": "Worldwide",
"title": "Countries/areas deployed"
},
{
"category": "other",
"text": "Germany",
"title": "Company headquarters location"
},
{
"category": "general",
"text": "CISA recommends users take defensive measures to minimize the exploitation risk of these vulnerabilities.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Locate control system networks and remote devices behind firewalls and isolate 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 recent version available. Also recognize VPN is only as secure as its 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. 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. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov 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": "other",
"contact_details": "central@cisa.dhs.gov",
"name": "CISA",
"namespace": "https://www.cisa.gov/"
},
"references": [
{
"category": "self",
"summary": "SSA-363107: An Improper Initialization Vulnerability Affects SIMATIC WinCC Kiosk Mode - CSAF Version",
"url": "https://cert-portal.siemens.com/productcert/csaf/ssa-363107.json"
},
{
"category": "self",
"summary": "SSA-363107: An Improper Initialization Vulnerability Affects SIMATIC WinCC Kiosk Mode - HTML Version",
"url": "https://cert-portal.siemens.com/productcert/html/ssa-363107.html"
},
{
"category": "self",
"summary": "SSA-363107: An Improper Initialization Vulnerability Affects SIMATIC WinCC Kiosk Mode - PDF Version",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-363107.pdf"
},
{
"category": "self",
"summary": "SSA-363107: An Improper Initialization Vulnerability Affects SIMATIC WinCC Kiosk Mode - TXT Version",
"url": "https://cert-portal.siemens.com/productcert/txt/ssa-363107.txt"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-22-132-06 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2022/icsa-22-132-06.json"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-22-132-06 - Web Version",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-22-132-06"
},
{
"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/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/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
}
],
"title": "Siemens SIMATIC WinCC",
"tracking": {
"current_release_date": "2023-11-14T00:00:00.000000Z",
"generator": {
"engine": {
"name": "CISA CSAF Generator",
"version": "1.0.0"
}
},
"id": "ICSA-22-132-06",
"initial_release_date": "2022-05-10T00:00:00.000000Z",
"revision_history": [
{
"date": "2022-05-10T00:00:00.000000Z",
"legacy_version": "1.0",
"number": "1",
"summary": "Publication Date"
},
{
"date": "2022-06-14T00:00:00.000000Z",
"legacy_version": "1.1",
"number": "2",
"summary": "Updated fix for SIMATIC PCS 7 V9.1 and added fix for SIMATIC WinCC Runtime Professional V17"
},
{
"date": "2023-07-11T00:00:00.000000Z",
"legacy_version": "1.2",
"number": "3",
"summary": "Added fix for SIMATIC WinCC V7.4 and update remediation for SIMATIC PCS 7 V9.0"
},
{
"date": "2023-10-10T00:00:00.000000Z",
"legacy_version": "1.3",
"number": "4",
"summary": "Added fix for SIMATIC PCS 7 V9.0"
},
{
"date": "2023-11-14T00:00:00.000000Z",
"legacy_version": "1.4",
"number": "5",
"summary": "No fix planned for SIMATIC PCS 7 V8.2"
}
],
"status": "final",
"version": "5"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "vers:all/*",
"product": {
"name": "SIMATIC PCS 7 V8.2",
"product_id": "CSAFPID-0001"
}
}
],
"category": "product_name",
"name": "SIMATIC PCS 7 V8.2"
},
{
"branches": [
{
"category": "product_version_range",
"name": "<V9.0_SP3_UC06",
"product": {
"name": "SIMATIC PCS 7 V9.0",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "SIMATIC PCS 7 V9.0"
},
{
"branches": [
{
"category": "product_version_range",
"name": "<V9.1_SP1_UC01",
"product": {
"name": "SIMATIC PCS 7 V9.1",
"product_id": "CSAFPID-0003"
}
}
],
"category": "product_name",
"name": "SIMATIC PCS 7 V9.1"
},
{
"branches": [
{
"category": "product_version_range",
"name": "vers:all/*",
"product": {
"name": "SIMATIC WinCC Runtime Professional V16 and earlier",
"product_id": "CSAFPID-0004"
}
}
],
"category": "product_name",
"name": "SIMATIC WinCC Runtime Professional V16 and earlier"
},
{
"branches": [
{
"category": "product_version_range",
"name": "<V17_Upd4",
"product": {
"name": "SIMATIC WinCC Runtime Professional V17",
"product_id": "CSAFPID-0005"
}
}
],
"category": "product_name",
"name": "SIMATIC WinCC Runtime Professional V17"
},
{
"branches": [
{
"category": "product_version_range",
"name": "vers:all/*",
"product": {
"name": "SIMATIC WinCC V7.3",
"product_id": "CSAFPID-0006"
}
}
],
"category": "product_name",
"name": "SIMATIC WinCC V7.3"
},
{
"branches": [
{
"category": "product_version_range",
"name": "<V7.4_SP1_Update_21",
"product": {
"name": "SIMATIC WinCC V7.4",
"product_id": "CSAFPID-0007"
}
}
],
"category": "product_name",
"name": "SIMATIC WinCC V7.4"
},
{
"branches": [
{
"category": "product_version_range",
"name": "<V7.5_SP2_Update_8",
"product": {
"name": "SIMATIC WinCC V7.5",
"product_id": "CSAFPID-0008"
}
}
],
"category": "product_name",
"name": "SIMATIC WinCC V7.5"
}
],
"category": "vendor",
"name": "Siemens"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2022-24287",
"cwe": {
"id": "CWE-1188",
"name": "Initialization of a Resource with an Insecure Default"
},
"notes": [
{
"category": "summary",
"text": "A missing printer configuration on the host could allow an authenticated attacker to escape the WinCC Kiosk Mode.",
"title": "Summary"
}
],
"product_status": {
"known_affected": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008"
]
},
"remediations": [
{
"category": "mitigation",
"details": "At least one default printer (but not a file based printer, as e.g. PDF/XPS printer) should be installed on the affected system",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008"
]
},
{
"category": "mitigation",
"details": "No file based printer, as e.g. PDF/XPS printers, should be installed on the affected system",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008"
]
},
{
"category": "mitigation",
"details": "Harden the application\u2019s host to prevent local access by untrusted personnel",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008"
]
},
{
"category": "mitigation",
"details": "Update SIMATIC WinCC to V7.5 SP2 Update 8 or later version",
"product_ids": [
"CSAFPID-0003"
]
},
{
"category": "no_fix_planned",
"details": "Currently no fix is planned",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0004",
"CSAFPID-0006"
]
},
{
"category": "vendor_fix",
"details": "Update to V7.4 SP1 Update 21 or later version",
"product_ids": [
"CSAFPID-0007"
],
"url": "https://support.industry.siemens.com/cs/ww/en/view/109806846/"
},
{
"category": "vendor_fix",
"details": "Update to V7.5 SP2 Update 8 or later version",
"product_ids": [
"CSAFPID-0008"
],
"url": "https://support.industry.siemens.com/cs/ww/en/view/109793460/"
},
{
"category": "vendor_fix",
"details": "Update to V9.0 SP3 UC06 or later version",
"product_ids": [
"CSAFPID-0002"
]
},
{
"category": "vendor_fix",
"details": "Update SIMATIC WinCC to V7.4 SP 1 Update 21 or later version",
"product_ids": [
"CSAFPID-0002"
]
},
{
"category": "vendor_fix",
"details": "Update to V9.1 SP1 UC01 or later version",
"product_ids": [
"CSAFPID-0003"
],
"url": "https://support.industry.siemens.com/cs/ww/en/view/109805072/"
},
{
"category": "vendor_fix",
"details": "Update to V17 Upd4 or later version",
"product_ids": [
"CSAFPID-0005"
],
"url": "https://support.industry.siemens.com/cs/ww/en/view/109800913/"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.8,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008"
]
}
],
"title": "CVE-2022-24287"
}
]
}