ICSA-20-205-01
Vulnerability from csaf_cisa
Published
2020-07-23 00:00
Modified
2020-07-23 00:00
Summary
Schneider Electric Triconex TriStation and Tricon Communication Module
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
Successful exploitation of these vulnerabilities may allow an attacker to view clear text data on the network, cause a denial-of-service condition, or allow improper access.
Critical infrastructure sectors
Multiple Sectors
Countries/areas deployed
Worldwide
Company headquarters location
France
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.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.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.
Exploitability
No known public exploits specifically target these vulnerabilities.
{
"document": {
"acknowledgments": [
{
"names": [
"Reid Wightman"
],
"organization": "Dragos",
"summary": "researching these vulnerabilities"
},
{
"organization": "Schneider Electric",
"summary": "researching these vulnerabilities"
}
],
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
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"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 these vulnerabilities may allow an attacker to view clear text data on the network, cause a denial-of-service condition, or allow improper access.",
"title": "Risk evaluation"
},
{
"category": "other",
"text": "Multiple Sectors",
"title": "Critical infrastructure sectors"
},
{
"category": "other",
"text": "Worldwide",
"title": "Countries/areas deployed"
},
{
"category": "other",
"text": "France",
"title": "Company headquarters location"
},
{
"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 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": "self",
"summary": "ICS Advisory ICSA-20-205-01 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-205-01.json"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-20-205-01 Web Version",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-205-01"
},
{
"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": "Schneider Electric Triconex TriStation and Tricon Communication Module",
"tracking": {
"current_release_date": "2020-07-23T00:00:00.000000Z",
"generator": {
"engine": {
"name": "CISA CSAF Generator",
"version": "1.0.0"
}
},
"id": "ICSA-20-205-01",
"initial_release_date": "2020-07-23T00:00:00.000000Z",
"revision_history": [
{
"date": "2020-07-23T00:00:00.000000Z",
"legacy_version": "Initial",
"number": "1",
"summary": "ICSA-20-205-01 Schneider Electric Triconex TriStation and Tricon"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003e= 1.0. | \u003c=4.9.0 | 4.10.0 | 4.12.0",
"product": {
"name": "TriStation 1131: v1.0.0 to v4.9.0 v4.10.0 and 4.12.0 operating on Windows NT Windows XP or Windows 7",
"product_id": "CSAFPID-0001"
}
}
],
"category": "product_name",
"name": "TriStation 1131"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003e= 10.0 | \u003c= 10.5.3",
"product": {
"name": "Tricon Communications Module (TCM) Models 4351 4352 4351A/B and 4352A/B installed in Tricon: v10.0 to v10.5.3 systems",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "Tricon Communications Module (TCM) Models 4351 4352 4351A/B and 4352A/B installed in Tricon"
}
],
"category": "vendor",
"name": "Schneider Electric Software, LLC"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2020-7483",
"cwe": {
"id": "CWE-319",
"name": "Cleartext Transmission of Sensitive Information"
},
"notes": [
{
"category": "summary",
"text": "A vulnerability related to the \"password\" feature in TriStation 1131 Versions 1.0 through 4.12.0 could cause certain data to be visible on the network when the feature was enabled.CVE-2020-7483 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:R/S:U/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-2020-7483"
},
{
"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:U/C:N/I:H/A:N"
}
],
"remediations": [
{
"category": "mitigation",
"details": "Schneider Electric released TriStation v4.9.1 and v4.10.1 on May 30, 2013 and 4.13.0 on January 26, 2015 to address these issues. Tricon v10.5.0 was released on August 13, 2009 and v10.5.4 on February 2, 2012 to address the issues.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric notified customers of updated product availability via direct-to-customer notification and fixed versions of these offers are available for download here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://pasupport.schneider-electric.com/"
},
{
"category": "mitigation",
"details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Place all controllers in locked cabinets and never leave them in the \u201cProgram\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Scan all methods of mobile data exchange with the isolated network, such as CDs, USB drives, etc., before use in the terminals or nodes connected to these networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Never allow laptops that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "When remote access is required, use secure methods such as virtual private networks. Recognize that VPNs may have vulnerabilities and should therefore be updated to the most current version available. Also recognize that VPNs are only as secure as the connected devices.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric continues to recommend users always implement the instructions in the \u201cSecurity Considerations,\u201d",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Ensure the cybersecurity features in Triconex solutions are always enabled.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Always deploy safety systems on isolated networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Secure all TriStation engineering workstations and never connect to any network other than the safety network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Configure operator stations to display an alarm whenever the Tricon key switch is in the \u201cPROGRAM\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Please see the Schneider Electric Security Bulletin - SESB-2020-105-01 for more details of these vulnerabilities in legacy Triconex products.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.se.com/ww/en/download/document/SESB-2020-105-01/"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
},
{
"cve": "CVE-2020-7484",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"notes": [
{
"category": "summary",
"text": "A vulnerability related to the \"password\" feature in TriStation 1131 Versions 1.0 through 4.12.0 could allow a denial of service attack if the user is not following documented guidelines pertaining to dedicated TriStation 1131 connection and key-switch protection.CVE-2020-7484 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).",
"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-2020-7484"
},
{
"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": "mitigation",
"details": "Schneider Electric released TriStation v4.9.1 and v4.10.1 on May 30, 2013 and 4.13.0 on January 26, 2015 to address these issues. Tricon v10.5.0 was released on August 13, 2009 and v10.5.4 on February 2, 2012 to address the issues.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric notified customers of updated product availability via direct-to-customer notification and fixed versions of these offers are available for download here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://pasupport.schneider-electric.com/"
},
{
"category": "mitigation",
"details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Place all controllers in locked cabinets and never leave them in the \u201cProgram\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Scan all methods of mobile data exchange with the isolated network, such as CDs, USB drives, etc., before use in the terminals or nodes connected to these networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Never allow laptops that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "When remote access is required, use secure methods such as virtual private networks. Recognize that VPNs may have vulnerabilities and should therefore be updated to the most current version available. Also recognize that VPNs are only as secure as the connected devices.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric continues to recommend users always implement the instructions in the \u201cSecurity Considerations,\u201d",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Ensure the cybersecurity features in Triconex solutions are always enabled.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Always deploy safety systems on isolated networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Secure all TriStation engineering workstations and never connect to any network other than the safety network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Configure operator stations to display an alarm whenever the Tricon key switch is in the \u201cPROGRAM\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Please see the Schneider Electric Security Bulletin - SESB-2020-105-01 for more details of these vulnerabilities in legacy Triconex products.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.se.com/ww/en/download/document/SESB-2020-105-01/"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
},
{
"cve": "CVE-2020-7485",
"cwe": {
"id": "CWE-912",
"name": "Hidden Functionality"
},
"notes": [
{
"category": "summary",
"text": "A vulnerability related to a legacy support account in TriStation 1131 versions 1.0 through 4.9.0 and 4.10.0 could allow inappropriate access to the TriStation 1131 project file.CVE-2020-7485 has been assigned to this vulnerability. A CVSS v3 base score of 5.5 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:L/UI:N/S:U/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-2020-7485"
},
{
"category": "external",
"summary": "www.first.org",
"url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"
}
],
"remediations": [
{
"category": "mitigation",
"details": "Schneider Electric released TriStation v4.9.1 and v4.10.1 on May 30, 2013 and 4.13.0 on January 26, 2015 to address these issues. Tricon v10.5.0 was released on August 13, 2009 and v10.5.4 on February 2, 2012 to address the issues.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric notified customers of updated product availability via direct-to-customer notification and fixed versions of these offers are available for download here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://pasupport.schneider-electric.com/"
},
{
"category": "mitigation",
"details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Place all controllers in locked cabinets and never leave them in the \u201cProgram\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Scan all methods of mobile data exchange with the isolated network, such as CDs, USB drives, etc., before use in the terminals or nodes connected to these networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Never allow laptops that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "When remote access is required, use secure methods such as virtual private networks. Recognize that VPNs may have vulnerabilities and should therefore be updated to the most current version available. Also recognize that VPNs are only as secure as the connected devices.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric continues to recommend users always implement the instructions in the \u201cSecurity Considerations,\u201d",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Ensure the cybersecurity features in Triconex solutions are always enabled.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Always deploy safety systems on isolated networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Secure all TriStation engineering workstations and never connect to any network other than the safety network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Configure operator stations to display an alarm whenever the Tricon key switch is in the \u201cPROGRAM\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Please see the Schneider Electric Security Bulletin - SESB-2020-105-01 for more details of these vulnerabilities in legacy Triconex products.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.se.com/ww/en/download/document/SESB-2020-105-01/"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
},
{
"cve": "CVE-2020-7486",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"notes": [
{
"category": "summary",
"text": "A vulnerability could cause TCMs installed in Tricon system Versions 10.0.0 through 10.4.x to reset when under high network load. This reset could result in a denial of service behavior with the SIS.CVE-2020-7486 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).",
"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-2020-7486"
},
{
"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": "mitigation",
"details": "Schneider Electric released TriStation v4.9.1 and v4.10.1 on May 30, 2013 and 4.13.0 on January 26, 2015 to address these issues. Tricon v10.5.0 was released on August 13, 2009 and v10.5.4 on February 2, 2012 to address the issues.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric notified customers of updated product availability via direct-to-customer notification and fixed versions of these offers are available for download here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://pasupport.schneider-electric.com/"
},
{
"category": "mitigation",
"details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Place all controllers in locked cabinets and never leave them in the \u201cProgram\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Scan all methods of mobile data exchange with the isolated network, such as CDs, USB drives, etc., before use in the terminals or nodes connected to these networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Never allow laptops that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "When remote access is required, use secure methods such as virtual private networks. Recognize that VPNs may have vulnerabilities and should therefore be updated to the most current version available. Also recognize that VPNs are only as secure as the connected devices.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric continues to recommend users always implement the instructions in the \u201cSecurity Considerations,\u201d",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Ensure the cybersecurity features in Triconex solutions are always enabled.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Always deploy safety systems on isolated networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Secure all TriStation engineering workstations and never connect to any network other than the safety network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Configure operator stations to display an alarm whenever the Tricon key switch is in the \u201cPROGRAM\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Please see the Schneider Electric Security Bulletin - SESB-2020-105-01 for more details of these vulnerabilities in legacy Triconex products.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.se.com/ww/en/download/document/SESB-2020-105-01/"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.0"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002"
]
}
]
},
{
"cve": "CVE-2020-7491",
"cwe": {
"id": "CWE-284",
"name": "Improper Access Control"
},
"notes": [
{
"category": "summary",
"text": "A legacy debug port account in TCMs installed in Tricon system Versions 10.2.0 through 10.5.3 is visible on the network and could allow inappropriate access.CVE-2020-7491 has been assigned to this vulnerability. A CVSS v3 base score of 10.0 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).",
"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-2020-7491"
},
{
"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": "Schneider Electric released TriStation v4.9.1 and v4.10.1 on May 30, 2013 and 4.13.0 on January 26, 2015 to address these issues. Tricon v10.5.0 was released on August 13, 2009 and v10.5.4 on February 2, 2012 to address the issues.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric notified customers of updated product availability via direct-to-customer notification and fixed versions of these offers are available for download here.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://pasupport.schneider-electric.com/"
},
{
"category": "mitigation",
"details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Place all controllers in locked cabinets and never leave them in the \u201cProgram\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Scan all methods of mobile data exchange with the isolated network, such as CDs, USB drives, etc., before use in the terminals or nodes connected to these networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Never allow laptops that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "When remote access is required, use secure methods such as virtual private networks. Recognize that VPNs may have vulnerabilities and should therefore be updated to the most current version available. Also recognize that VPNs are only as secure as the connected devices.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Schneider Electric continues to recommend users always implement the instructions in the \u201cSecurity Considerations,\u201d",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Ensure the cybersecurity features in Triconex solutions are always enabled.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Always deploy safety systems on isolated networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Secure all TriStation engineering workstations and never connect to any network other than the safety network.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Configure operator stations to display an alarm whenever the Tricon key switch is in the \u201cPROGRAM\u201d mode.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
]
},
{
"category": "mitigation",
"details": "Please see the Schneider Electric Security Bulletin - SESB-2020-105-01 for more details of these vulnerabilities in legacy Triconex products.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002"
],
"url": "https://www.se.com/ww/en/download/document/SESB-2020-105-01/"
}
],
"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"
]
}
]
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- 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.