ICSA-17-068-01
Vulnerability from csaf_cisa
Published
2017-03-09 00:00
Modified
2017-03-09 00:00
Summary
Schneider Electric ClearSCADA
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
ATTENTION: Remotely exploitable/low skill level to exploit.
Countries/areas deployed
Worldwide
Company headquarters location
Paris, France
Recommended Practices
ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
Recommended Practices
ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. 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 in the ICS -CERT Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.
Recommended Practices
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents.
Exploitability
No known public exploits specifically target this vulnerability.
{
"document": {
"acknowledgments": [
{
"names": [
"Sergey Temnikov",
"Vladimir Dashchenko"
],
"organization": "Kapersky Lab \u0027s Critical Infrastructure Defense Team",
"summary": "identifying and reporting the vulnerability to Schneider Electric"
}
],
"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": "ATTENTION: Remotely exploitable/low skill level to exploit.",
"title": "Risk evaluation"
},
{
"category": "other",
"text": "Worldwide",
"title": "Countries/areas deployed"
},
{
"category": "other",
"text": "Paris, France",
"title": "Company headquarters location"
},
{
"category": "general",
"text": "ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. 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 in the ICS -CERT Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents.",
"title": "Recommended Practices"
},
{
"category": "other",
"text": "No known public exploits specifically target this vulnerability.",
"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-17-068-01 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2017/icsa-17-068-01.json"
},
{
"category": "self",
"summary": "ICS Advisory ICSA-17-068-01 Web Version",
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-17-068-01"
}
],
"title": "Schneider Electric ClearSCADA",
"tracking": {
"current_release_date": "2017-03-09T00:00:00.000000Z",
"generator": {
"engine": {
"name": "CISA CSAF Generator",
"version": "1.0.0"
}
},
"id": "ICSA-17-068-01",
"initial_release_date": "2017-03-09T00:00:00.000000Z",
"revision_history": [
{
"date": "2017-03-09T00:00:00.000000Z",
"legacy_version": "Initial",
"number": "1",
"summary": "ICSA-17-068-01 Schneider Electric ClearSCADA"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c= 75.5387",
"product": {
"name": "ClearSCADA 2014 R1.1: (build 75.5387) and prior",
"product_id": "CSAFPID-0001"
}
}
],
"category": "product_name",
"name": "ClearSCADA 2014 R1.1"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c= 76.5648",
"product": {
"name": "ClearSCADA 2015 R1: (build 76.5648) and prior",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "ClearSCADA 2015 R1"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c= 75.5210",
"product": {
"name": "ClearSCADA 2014 R1: (build 75.5210) and prior",
"product_id": "CSAFPID-0003"
}
}
],
"category": "product_name",
"name": "ClearSCADA 2014 R1"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c= 77.5882",
"product": {
"name": "ClearSCADA 2015 R2: (build 77.5882) and prior",
"product_id": "CSAFPID-0004"
}
}
],
"category": "product_name",
"name": "ClearSCADA 2015 R2"
}
],
"category": "vendor",
"name": "Schneider Electric Software, LLC"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2017-6021",
"cwe": {
"id": "CWE-20",
"name": "Improper Input Validation"
},
"notes": [
{
"category": "summary",
"text": "An attacker with network access to the ClearSCADA server can send specially crafted sequences of commands and data packets to the ClearSCADA server that can cause the ClearSCADA server process and ClearSCADA communications driver processes to terminate.CVE-2017-6021 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been assigned; 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",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
"references": [
{
"category": "external",
"summary": "web.nvd.nist.gov",
"url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-6021"
},
{
"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": "ClearSCADA 2014 R1.1 hotfix build 75.6239",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "ClearSCADA 2015 R1.1 Service Pack (build 76.6191)",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "vendor_fix",
"details": "ClearSCADA 2015 R2 hotfix build 77.6181",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "vendor_fix",
"details": "Users of ClearSCADA 2013 R2 and prior versions should upgrade to the latest ClearSCADA 2015 R2 hotfix to mitigate the vulnerability.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "Each of the Service Pack and hotfixes above are available for direct download from Schneider Electric\u0027s web site at:",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
],
"url": "http://resourcecenter.controlmicrosystems.com/display/CS/SCADA+Expert+ClearSCADA+Downloads"
},
{
"category": "mitigation",
"details": "More information can be found by visiting Schneider Electric\u0027s Security Notification at:",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
],
"url": "http://www.schneider-electric.com/en/download/document/SEVD-2017-060-01/"
},
{
"category": "mitigation",
"details": "Secure physical and network interfaces to the ClearSCADA system.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "Deploy suitably configured firewalls between network segments to limit access to ports and protocols appropriately.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "Deploy VPN technology with secure authentication on any externally accessible networks.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "Configure and audit user security to reduce the risk of a denial of service.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
},
{
"category": "mitigation",
"details": "For critical accounts use ClearSCADA security policy configuration to disable invalid logon count and delayed lockout time and to use logon throttling.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004"
]
}
],
"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",
"CSAFPID-0003",
"CSAFPID-0004"
]
}
]
}
]
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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