ICSA-20-308-03

Vulnerability from csaf_cisa - Published: 2020-11-03 00:00 - Updated: 2021-01-05 00:00
Summary
ARC Informatique PcVue (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 these vulnerabilities could allow an attacker to execute arbitrary code, expose sensitive data, and prevent legitimate users from connecting to PcVue services.
Critical infrastructure sectors
Multiple Sectors
Countries/areas deployed
Worldwide
Company headquarters location
France
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
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.
Exploitability
No known public exploits specifically target these vulnerabilities.
To clipboard 

{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Sergey Temnikov",
          "Andrey Muravitsky"
        ],
        "organization": "Kaspersky Lab",
        "summary": "reporting these vulnerabilities to ARC Informatique"
      }
    ],
    "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 could allow an attacker to execute arbitrary code, expose sensitive data, and prevent legitimate users from connecting to PcVue services.",
        "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 recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:",
        "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": "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-20-308-03 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-308-03.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-20-308-03 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-308-03"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/ics/alerts/ICS-ALERT-10-301-01"
      },
      {
        "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"
      }
    ],
    "title": "ARC Informatique PcVue (Update A)",
    "tracking": {
      "current_release_date": "2021-01-05T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-20-308-03",
      "initial_release_date": "2020-11-03T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2020-11-03T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-20-308-03 ARC Informatique PcVue"
        },
        {
          "date": "2021-01-05T00:00:00.000000Z",
          "legacy_version": "A",
          "number": "2",
          "summary": "ICSA-20-308-03 ARC Informatique PcVue (Update A)"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e= 8.10 | \u003c 12.0.17",
                "product": {
                  "name": "PcVue: Versions 8.10 to versions prior to 12.0.17",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "PcVue"
          }
        ],
        "category": "vendor",
        "name": "ARC Informatique"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-26867",
      "cwe": {
        "id": "CWE-502",
        "name": "Deserialization of Untrusted Data"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product is vulnerable due to the deserialization of untrusted data, which may allow an attacker to remotely execute arbitrary code on the web and mobile back-end server.CVE-2020-26867 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-2020-26867"
        },
        {
          "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": "ARC Informatique recommends upgrading PcVue to v12.0.17. Contact PcVue Support to receive instructions on downloading and installing the latest software version.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/index.php/support-request-en?view=form"
        },
        {
          "category": "mitigation",
          "details": "Patches are available for Version 12 (12.0.17 Maintenance Release) and Version 11.2 (11.2.06097 Update).",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Uninstall the web and mobile backend. Users not using the affected components should uninstall them. If the components are not required, do not install them.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Harden firewall configuration by ensuring that incoming connections on the corresponding port are authorized only if initiated by the IIS Web Server process. The listening port is configurable (default 8090) and may have been changed on the system using the Application Explorer.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information on this issue, please see Security Bulletin 2020-1 on the ARC Informatique security page.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/security/"
        }
      ],
      "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-2020-26868",
      "cwe": {
        "id": "CWE-767",
        "name": "Access to Critical Private Variable via Public Method"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit.CVE-2020-26868 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"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-26868"
        },
        {
          "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": "ARC Informatique recommends upgrading PcVue to v12.0.17. Contact PcVue Support to receive instructions on downloading and installing the latest software version.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/index.php/support-request-en?view=form"
        },
        {
          "category": "mitigation",
          "details": "Patches are available for Version 12 (12.0.17 Maintenance Release) and Version 11.2 (11.2.06097 Update).",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Uninstall the web and mobile backend. Users not using the affected components should uninstall them. If the components are not required, do not install them.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Harden firewall configuration by ensuring that incoming connections on the corresponding port are authorized only if initiated by the IIS Web Server process. The listening port is configurable (default 8090) and may have been changed on the system using the Application Explorer.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information on this issue, please see Security Bulletin 2020-1 on the ARC Informatique security page.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/security/"
        }
      ],
      "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"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2020-26869",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product is vulnerable to information exposure, allowing unauthorized users to access session data of legitimate users. This issue also affects third-party systems based on the Web Services Toolkit.CVE-2020-26869 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:H/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-2020-26869"
        },
        {
          "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:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "ARC Informatique recommends upgrading PcVue to v12.0.17. Contact PcVue Support to receive instructions on downloading and installing the latest software version.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/index.php/support-request-en?view=form"
        },
        {
          "category": "mitigation",
          "details": "Patches are available for Version 12 (12.0.17 Maintenance Release) and Version 11.2 (11.2.06097 Update).",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Uninstall the web and mobile backend. Users not using the affected components should uninstall them. If the components are not required, do not install them.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Harden firewall configuration by ensuring that incoming connections on the corresponding port are authorized only if initiated by the IIS Web Server process. The listening port is configurable (default 8090) and may have been changed on the system using the Application Explorer.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information on this issue, please see Security Bulletin 2020-1 on the ARC Informatique security page.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.pcvuesolutions.com/security/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    }
  ]
}


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Tags
Taxonomy of the tags.




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.