{
  "GSD": {
    "alias": "CVE-2023-31813",
    "id": "GSD-2023-31813"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-31813"
      ],
      "details": "** REJECT ** DO NOT USE THIS CVE RECORD. ConsultIDs: CVE-2023-2804. Reason: This record is a duplicate of CVE-2023-2804. Notes: All CVE users should reference CVE-2023-2804 instead of this record. All references and descriptions in this record have been removed to prevent accidental usage.",
      "id": "GSD-2023-31813",
      "modified": "2023-12-13T01:20:29.785284Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2023-31813",
        "STATE": "REJECT"
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "** REJECT ** DO NOT USE THIS CVE RECORD. ConsultIDs: CVE-2023-2804. Reason: This record is a duplicate of CVE-2023-2804. Notes: All CVE users should reference CVE-2023-2804 instead of this record. All references and descriptions in this record have been removed to prevent accidental usage."
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: CVE-2023-2804. Reason: This record is a duplicate of CVE-2023-2804. Notes: All CVE users should reference CVE-2023-2804 instead of this record. All references and descriptions in this record have been removed to prevent accidental usage."
          }
        ],
        "id": "CVE-2023-31813",
        "lastModified": "2023-12-16T02:15:07.263",
        "metrics": {},
        "published": "2023-12-16T02:15:07.263",
        "references": [],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Rejected"
      }
    }
  }
}

{
  "affected": [],
  "aliases": [
    "CVE-2023-31813"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-12-16T02:15:07Z",
    "severity": null
  },
  "details": "Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: CVE-2023-2804. Reason: This record is a duplicate of CVE-2023-2804. Notes: All CVE users should reference CVE-2023-2804 instead of this record. All references and descriptions in this record have been removed to prevent accidental usage.",
  "id": "GHSA-f83r-24gp-4hph",
  "modified": "2023-12-16T03:30:21Z",
  "published": "2023-12-16T03:30:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-31813"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

{
  "document": {
    "acknowledgments": [
      {
        "organization": "Mitsubishi Electric",
        "summary": "reporting these vulnerabilities to CISA"
      }
    ],
    "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 a malicious attacker to make unidentified impacts such as authentication bypass, information disclosure, denial-of-service, or bypass IP address authentication.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Critical Manufacturing",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Japan",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage at cisa.gov/ics. Several CISA products detailing cyber defense best 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 at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "No known public exploits specifically target these vulnerabilities. These vulnerabilities are not exploitable remotely.",
        "title": "Recommended Practices"
      }
    ],
    "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-23-052-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2023/icsa-23-052-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-23-052-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-052-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/ics/Recommended-Practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://cisa.gov/ics"
      }
    ],
    "title": "Mitsubishi Electric MELSOFT iQ AppPortal",
    "tracking": {
      "current_release_date": "2023-02-27T20:46:39.744091Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-23-052-01",
      "initial_release_date": "2023-02-27T20:46:39.744091Z",
      "revision_history": [
        {
          "date": "2023-02-27T20:46:39.744091Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "CSAF Creation Date"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e= 1.00A | \u003c= 1.29F",
                "product": {
                  "name": "MELSOFT iQ AppPortal (SW1DND-IQAPL-M): v1.00A to 1.29F",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "MELSOFT iQ AppPortal (SW1DND-IQAPL-M)"
          }
        ],
        "category": "vendor",
        "name": "Mitsubishi Electric"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-26377",
      "cwe": {
        "id": "CWE-444",
        "name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "MELSOFT iQ AppPortal: v1.00A to 1.29F contains a flaw that could result in unidentified impacts such as authentication bypass, information disclosure, or a denial-of-service condition in Apache HTTP Server used by VisualSVN Server. CVE-2023-26377 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:H/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-2023-26377"
        },
        {
          "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:H/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric recommends downloading and applying update version 1.32J or later software.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.mitsubishielectric.com/fa/#software"
        },
        {
          "category": "mitigation",
          "details": "Disable mod_proxy and mod_proxy_ajp in the VisualSVN Server settings if possible.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "When a PC with the product installed needs access to the internet, use a firewall or virtual private network (VPN), etc. to prevent unauthorized access.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Use a PC with the product installed within a local area network (LAN) and use a firewall, etc. to minimize connection to the network and restrict access only from trusted networks and hosts.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Minimize user privilege for the product users.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Install antivirus software on the computer where the product is used.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Users should contact Mitsubishi Electric for assistance, if needed.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For specific update instructions and additional details see the Mitsubishi Electric advisory.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-022_en.pdf"
        }
      ],
      "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:H/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2023-31813",
      "cwe": {
        "id": "CWE-345",
        "name": "Insufficient Verification of Data Authenticity"
      },
      "notes": [
        {
          "category": "summary",
          "text": "MELSOFT iQ AppPortal: v1.00A to 1.29F contains a flaw that could result in IP address authentication bypass in the Apache HTTP Server used by VisualSVN Server.  CVE-2023-31813 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been assigned; 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-2023-31813"
        },
        {
          "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": "mitigation",
          "details": "Mitsubishi Electric recommends downloading and applying update version 1.32J or later software.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.mitsubishielectric.com/fa/#software"
        },
        {
          "category": "mitigation",
          "details": "Disable mod_proxy and mod_proxy_ajp in the VisualSVN Server settings if possible.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "When a PC with the product installed needs access to the internet, use a firewall or virtual private network (VPN), etc. to prevent unauthorized access.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Use a PC with the product installed within a local area network (LAN) and use a firewall, etc. to minimize connection to the network and restrict access only from trusted networks and hosts.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Minimize user privilege for the product users.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Install antivirus software on the computer where the product is used.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Users should contact Mitsubishi Electric for assistance, if needed.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For specific update instructions and additional details see the Mitsubishi Electric advisory.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-022_en.pdf"
        }
      ],
      "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"
          ]
        }
      ]
    }
  ]
}