ICSA-17-054-03

Vulnerability from csaf_cisa - Published: 2017-02-23 00:00 - Updated: 2019-01-10 00:00
Summary
Schneider Electric Modicon M340 PLC (Update A)
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 this vulnerability may render the device unresponsive requiring a physical reset of the PLC.
Critical infrastructure sectors: Defense Industrial Base; Energy; Government Facilities; Nuclear Reactors, Materials, and Waste; Transportation Systems; Water and Wastewater Systems
Countries/areas deployed: United States, China, Russia, and India
Company headquarters location: France
Recommended Practices: NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
Recommended Practices: NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.NCCIC 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 on the ICS-CERT website 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 NCCIC for tracking and correlation against other incidents.
Recommended Practices: NCCIC also recommends that users take the following measures to protect themselves from social engineering attacks:
Exploitability: No known public exploits specifically target this vulnerability.
CVE-2017-6017
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-400 - Uncontrolled Resource Consumption
Mitigation M340: https://www.schneider-electric.fr/fr/search/V2.9?filters=CAT_PRD_DOC_FIRMUPD https://www.schneider-electric.fr/fr/search/V2.9?…
Mitigation M580: https://www.schneider-electric.us/en/product-range/62098-modicon-m580-paccontroller/ https://www.schneider-electric.us/en/product-rang…
Mitigation Quantum: https://www.schneider-electric.com/en/download/document/OFS_3_50_2905/ https://www.schneider-electric.com/en/download/do…
Mitigation Set up a firewall blocking all remote/external access to Port 502
Mitigation For more information Schneider Electric has released a security notification that can be found at: https://www.schneider-electric.com/en/download/document/SEVD-2017-048-02/ https://www.schneider-electric.com/en/download/do…
References
Acknowledgments
Midnight Blue Jos Wetzel
Nozomi Networks Younes Dragoni
SUPPRESS group at the University of Léon Ezequiel Fernandez Luis Francisco Martin Liras
CNCERT/CC Zhang Xiaoming Zhang Jiawei Sun Zhonghao Luo Bing
To clipboard 

{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Jos Wetzel"
        ],
        "organization": "Midnight Blue",
        "summary": "reporting the issue to Schneider Electric"
      },
      {
        "names": [
          "Younes Dragoni"
        ],
        "organization": "Nozomi Networks",
        "summary": "reporting the issue to Schneider Electric"
      },
      {
        "names": [
          "Ezequiel Fernandez",
          "Luis Francisco Martin Liras"
        ],
        "organization": "SUPPRESS group at the University of L\u00e9on",
        "summary": "reporting the issue to Schneider Electric"
      },
      {
        "names": [
          "Zhang Xiaoming",
          "Zhang Jiawei",
          "Sun Zhonghao",
          "Luo Bing"
        ],
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        "summary": "reporting the issue to Schneider Electric"
      }
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    "distribution": {
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    "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 this vulnerability may render the device unresponsive requiring a physical reset of the PLC.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Defense Industrial Base; Energy; Government Facilities; Nuclear Reactors, Materials, and Waste; Transportation Systems; Water and Wastewater Systems",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "United States, China, Russia, and India",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "France",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.NCCIC 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 on the ICS-CERT website 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 NCCIC for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "NCCIC also recommends that users take the following measures to protect themselves from social engineering attacks:",
        "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-17-054-03 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2017/icsa-17-054-03.json"
      },
      {
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        "summary": "ICS Advisory ICSA-17-054-03 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-17-054-03"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01"
      },
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        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
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        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-17-054-03"
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    ],
    "title": "Schneider Electric Modicon M340 PLC (Update A)",
    "tracking": {
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      "revision_history": [
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          "number": "1",
          "summary": "ICSA-17-054-03 Schneider Electric Modicon M340 PLC"
        },
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          "legacy_version": "A",
          "number": "2",
          "summary": "ICSA-17-054-03 Schneider Electric Modicon M340 PLC (Update A)"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c 3.52",
                "product": {
                  "name": "Quantum CPUs with firmware: prior to v3.52",
                  "product_id": "CSAFPID-0001"
                }
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      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A stack-based buffer overflow vulnerability has been identified, which may allow remote code execution.CVE-2017-6017 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"
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          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-6017"
        },
        {
          "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"
        }
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          "product_ids": [
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            "CSAFPID-0002",
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        },
        {
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          "product_ids": [
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            "CSAFPID-0002",
            "CSAFPID-0003",
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            "CSAFPID-0005"
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          "url": "https://www.schneider-electric.us/en/product-range/62098-modicon-m580-paccontroller/"
        },
        {
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          "product_ids": [
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            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ],
          "url": "https://www.schneider-electric.com/en/download/document/OFS_3_50_2905/"
        },
        {
          "category": "mitigation",
          "details": "Set up a firewall blocking all remote/external access to Port 502",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information Schneider Electric has released a security notification that can be found at: https://www.schneider-electric.com/en/download/document/SEVD-2017-048-02/",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005"
          ],
          "url": "https://www.schneider-electric.com/en/download/document/SEVD-2017-048-02/"
        }
      ],
      "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",
            "CSAFPID-0005"
          ]
        }
      ]
    }
  ]
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.