icsa-20-042-10
Vulnerability from csaf_cisa
Published
2020-02-11 00:00
Modified
2021-04-13 00:00
Summary
Siemens SCALANCE S-600 (Update B)
Notes
CISA Disclaimer
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
Legal Notice
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/.
Risk evaluation
These vulnerabilities could allow a remote attacker to conduct denial-of-service or cross-site scripting attacks. User interaction is required for a successful exploitation of the cross-site-scripting attack.
Critical infrastructure sectors
Information Technology
Countries/areas deployed
Worldwide
Company headquarters location
Germany
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should take the following measures to protect themselves from social engineering attacks:
Recommended Practices
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 on the ICS webpage onus-cert.cisa.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Recommended Practices
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on us-cert.cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
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.
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Exploitability
No known public exploits specifically target these vulnerabilities.
{ "document": { "acknowledgments": [ { "names": [ "Melih Berk Ek\u015fio\u011flu" ], "summary": "reporting some of these vulnerabilities to Siemens" } ], "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": "These vulnerabilities could allow a remote attacker to conduct denial-of-service or cross-site scripting attacks. User interaction is required for a successful exploitation of the cross-site-scripting attack.", "title": "Risk evaluation" }, { "category": "other", "text": "Information Technology", "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 risk of exploitation of these vulnerabilities. Specifically, users should take the following measures to protect themselves from social engineering attacks:", "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.cisa.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.cisa.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": "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": "other", "text": "No known public exploits specifically target these vulnerabilities.", "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": "external", "summary": "SSA-591405: Web Vulnerabilities in SCALANCE S-600 Family - CSAF Version", "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-591405.json" }, { "category": "self", "summary": "ICS Advisory ICSA-20-042-10 JSON", "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-042-10.json" }, { "category": "self", "summary": "ICS Advisory ICSA-20-042-10 Web Version", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-042-10" }, { "category": "external", "summary": "Recommended Practices", "url": "https://us-cert.cisa.gov/ncas/tips/ST04-014" }, { "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://us-cert.cisa.gov/ics/tips/ICS-TIP-12-146-01B" }, { "category": "external", "summary": "SSA-591405: Web Vulnerabilities in SCALANCE S-600 Family - PDF Version", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-591405.pdf" }, { "category": "external", "summary": "SSA-591405: Web Vulnerabilities in SCALANCE S-600 Family - TXT Version", "url": "https://cert-portal.siemens.com/productcert/txt/ssa-591405.txt" } ], "title": "Siemens SCALANCE S-600 (Update B)", "tracking": { "current_release_date": "2021-04-13T00:00:00.000000Z", "generator": { "engine": { "name": "CISA CSAF Generator", "version": "1.0.0" } }, "id": "ICSA-20-042-10", "initial_release_date": "2020-02-11T00:00:00.000000Z", "revision_history": [ { "date": "2020-02-11T00:00:00.000000Z", "legacy_version": "Initial", "number": "1", "summary": "ICSA-20-042-10 Siemens SCALANCE S-600" }, { "date": "2020-08-11T00:00:00.000000Z", "legacy_version": "A", "number": "2", "summary": "ICSA-20-042-10 Siemens SCALANCE S-600 (Update A)" }, { "date": "2021-04-13T00:00:00.000000Z", "legacy_version": "B", "number": "3", "summary": "ICSA-20-042-10 Siemens SCALANCE S-600 (Update B)" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "\u003e= V3.0 and \u003c V4.1", "product": { "name": "SCALANCE S602", "product_id": "CSAFPID-0001" } } ], "category": "product_name", "name": "SCALANCE S602" }, { "branches": [ { "category": "product_version_range", "name": "\u003e= V3.0 and \u003c V4.1", "product": { "name": "SCALANCE S612", "product_id": "CSAFPID-0002" } } ], "category": "product_name", "name": "SCALANCE S612" }, { "branches": [ { "category": "product_version_range", "name": "\u003e= V3.0 and \u003c V4.1", "product": { "name": "SCALANCE S623", "product_id": "CSAFPID-0003" } } ], "category": "product_name", "name": "SCALANCE S623" }, { "branches": [ { "category": "product_version_range", "name": "\u003e= V3.0 and \u003c V4.1", "product": { "name": "SCALANCE S627-2M", "product_id": "CSAFPID-0004" } } ], "category": "product_name", "name": "SCALANCE S627-2M" } ], "category": "vendor", "name": "Siemens" } ] }, "vulnerabilities": [ { "cve": "CVE-2019-6585", "cwe": { "id": "CWE-80", "name": "Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)" }, "notes": [ { "category": "summary", "text": "The integrated configuration web server of the affected devices could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link.\n\nUser interaction is required for a successful exploitation. The user must be logged into the web interface in order for the exploitation to succeed.", "title": "Summary" } ], "product_status": { "known_affected": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, "references": [ { "summary": "CVE-2019-6585 Mitre 5.0 json", "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2019-6585.json" }, { "category": "external", "summary": "web.nvd.nist.gov", "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-6585" }, { "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:L/I:L/A:N" } ], "remediations": [ { "category": "vendor_fix", "details": "Update to V4.1", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Upgrade hardware to successor product from SCALANCE SC-600 family (https://support.industry.siemens.com/cs/document/109756957) and apply patches when available, or follow recommendations from section Workarounds and Mitigations", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Only access links from trusted sources in the browser you use to access the SCALANCE S-600 administration website.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "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\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "scores": [ { "cvss_v3": { "baseScore": 4.7, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C", "version": "3.1" }, "products": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "title": "CVE-2019-6585" }, { "cve": "CVE-2019-13925", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "notes": [ { "category": "summary", "text": "Specially crafted packets sent to port 443/tcp of affected devices could cause a Denial-of-Service condition of the web server.", "title": "Summary" } ], "product_status": { "known_affected": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, "references": [ { "summary": "CVE-2019-13925 Mitre 5.0 json", "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2019-13925.json" }, { "category": "external", "summary": "web.nvd.nist.gov", "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-13925" }, { "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:U/C:N/I:N/A:H" } ], "remediations": [ { "category": "vendor_fix", "details": "Update to V4.1", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Upgrade hardware to successor product from SCALANCE SC-600 family (https://support.industry.siemens.com/cs/document/109756957) and apply patches when available, or follow recommendations from section Workarounds and Mitigations", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Only access links from trusted sources in the browser you use to access the SCALANCE S-600 administration website.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "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\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "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/E:P/RL:O/RC:C", "version": "3.1" }, "products": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "title": "CVE-2019-13925" }, { "cve": "CVE-2019-13926", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "notes": [ { "category": "summary", "text": "Specially crafted packets sent to port 443/tcp of affected devices could cause a Denial-of-Service condition of the web server. A cold reboot is required to restore the functionality of the device.", "title": "Summary" } ], "product_status": { "known_affected": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, "references": [ { "summary": "CVE-2019-13926 Mitre 5.0 json", "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2019-13926.json" }, { "category": "external", "summary": "web.nvd.nist.gov", "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-13926" }, { "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:U/C:N/I:N/A:H" } ], "remediations": [ { "category": "vendor_fix", "details": "Update to V4.1", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Upgrade hardware to successor product from SCALANCE SC-600 family (https://support.industry.siemens.com/cs/document/109756957) and apply patches when available, or follow recommendations from section Workarounds and Mitigations", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "Only access links from trusted sources in the browser you use to access the SCALANCE S-600 administration website.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] }, { "category": "mitigation", "details": "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\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "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/E:P/RL:O/RC:C", "version": "3.1" }, "products": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004" ] } ], "title": "CVE-2019-13926" } ] }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.