icsa-19-024-01
Vulnerability from csaf_cisa
Published
2019-01-24 00:00
Modified
2019-01-24 00:00
Summary
Advantech WebAccess/SCADA

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 access and manipulate sensitive data.
Critical infrastructure sectors
Critical Manufacturing, Energy, Water and Wastewater Systems
Countries/areas deployed
East Asia, United States, Europe
Company headquarters location
Taiwan
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.
Exploitability
No known public exploits specifically target these vulnerabilities.


To clipboard 

{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Devesh Logendran"
        ],
        "organization": "Attila Cybertech Pte. Ltd",
        "summary": "reporting these vulnerabilities to NCCIC"
      }
    ],
    "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": "Successful exploitation of these vulnerabilities may allow an attacker to access and manipulate sensitive data.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Critical Manufacturing, Energy, Water and Wastewater Systems",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "East Asia, United States, Europe",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Taiwan",
        "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": "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-19-024-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2019/icsa-19-024-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-19-024-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-19-024-01"
      },
      {
        "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/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "Advantech WebAccess/SCADA",
    "tracking": {
      "current_release_date": "2019-01-24T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-19-024-01",
      "initial_release_date": "2019-01-24T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2019-01-24T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-19-024-01 Advantech WebAccess/SCADA"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "8.3",
                "product": {
                  "name": "WebAccess/SCADA: Version 8.3",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "WebAccess/SCADA"
          }
        ],
        "category": "vendor",
        "name": "Advantech"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-6519",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "notes": [
        {
          "category": "summary",
          "text": "An improper authentication vulnerability exists that could allow a possible authentication bypass allowing an attacker to upload malicious data.CVE-2019-6519 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-6519"
        },
        {
          "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:H/I:H/A:H"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Advantech has released Version 8.3.5 of WebAccess/SCADA to address the reported vulnerabilities. Users can download the latest version of WebAccess/SCADA at the following location (registration required):",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://urldefense.proofpoint.com/v2/url?u=https-3A__support.advantech.com_support_DownloadSRDetail-5FNew.aspx-3FSR-5FID-3D1-2DMS9MJV-26Doc-5FSource-3DDownload\u0026d=DwMFAg\u0026c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00\u0026r=bd4G77mdhJayq8hCsaGH3eJ3oTDOURCwn88GATyKPJM\u0026m=uVDoRgrHhHX88anG8A3hRN3SSzs20a5SSAUK4W6QE3g\u0026s=ZzwMLJynAk12jVrLdGX63bHJkGeSBNQZR9c8S5tNViY\u0026e="
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2019-6521",
      "cwe": {
        "id": "CWE-288",
        "name": "Authentication Bypass Using an Alternate Path or Channel"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Specially crafted requests could allow a possible authentication bypass that could allow an attacker to obtain and manipulate sensitive information.CVE-2019-6521 has been assigned to this vulnerability. A CVSS v3 base score of 8.6 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-6521"
        },
        {
          "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:H/I:L/A:L"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Advantech has released Version 8.3.5 of WebAccess/SCADA to address the reported vulnerabilities. Users can download the latest version of WebAccess/SCADA at the following location (registration required):",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://urldefense.proofpoint.com/v2/url?u=https-3A__support.advantech.com_support_DownloadSRDetail-5FNew.aspx-3FSR-5FID-3D1-2DMS9MJV-26Doc-5FSource-3DDownload\u0026d=DwMFAg\u0026c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00\u0026r=bd4G77mdhJayq8hCsaGH3eJ3oTDOURCwn88GATyKPJM\u0026m=uVDoRgrHhHX88anG8A3hRN3SSzs20a5SSAUK4W6QE3g\u0026s=ZzwMLJynAk12jVrLdGX63bHJkGeSBNQZR9c8S5tNViY\u0026e="
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2019-6523",
      "cwe": {
        "id": "CWE-89",
        "name": "Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The software does not properly sanitize its inputs for SQL commands.CVE-2019-6523 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:L/PR:N/UI:N/S:U/C:L/I:N/A:N).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-6523"
        },
        {
          "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:L/I:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Advantech has released Version 8.3.5 of WebAccess/SCADA to address the reported vulnerabilities. Users can download the latest version of WebAccess/SCADA at the following location (registration required):",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://urldefense.proofpoint.com/v2/url?u=https-3A__support.advantech.com_support_DownloadSRDetail-5FNew.aspx-3FSR-5FID-3D1-2DMS9MJV-26Doc-5FSource-3DDownload\u0026d=DwMFAg\u0026c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00\u0026r=bd4G77mdhJayq8hCsaGH3eJ3oTDOURCwn88GATyKPJM\u0026m=uVDoRgrHhHX88anG8A3hRN3SSzs20a5SSAUK4W6QE3g\u0026s=ZzwMLJynAk12jVrLdGX63bHJkGeSBNQZR9c8S5tNViY\u0026e="
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    }
  ]
}


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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.
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