csaf_cisa - ICSA-20-324-05

ICSA-20-324-05

Vulnerability from csaf_cisa

Published

2020-11-19 00:00

Modified

2021-12-16 00:00

Summary

Mitsubishi Electric MELSEC iQ-R Series (Update C)

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 could cause a denial-of-service condition for the affected product.

Critical infrastructure sectors

Critical Manufacturing

Countries/areas deployed

Worldwide

Company headquarters location

Japan

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 on cisa.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.

Recommended Practices

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 this vulnerability.

JSON

To clipboard

{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Xiaofei.Zhang"
        ],
        "summary": "reporting this vulnerability to Mitsubishi 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": "Successful exploitation of this vulnerability could cause a denial-of-service condition for the affected product.",
        "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.\nCISA also provides a section for control systems security recommended practices on the ICS webpage on 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": "\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 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-20-324-05 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-324-05.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-20-324-05 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-324-05"
      },
      {
        "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/news-events/ics-advisories/icsa-20-324-05"
      }
    ],
    "title": "Mitsubishi Electric MELSEC iQ-R Series (Update C)",
    "tracking": {
      "current_release_date": "2021-12-16T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-20-324-05",
      "initial_release_date": "2020-11-19T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2020-11-19T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-20-324-05 Mitsubishi Electric MELSEC iQ-R"
        },
        {
          "date": "2021-05-18T00:00:00.000000Z",
          "legacy_version": "A",
          "number": "2",
          "summary": "ICSA-20-324-05 Mitsubishi Electric MELSEC iQ-R (Update A)"
        },
        {
          "date": "2021-09-14T00:00:00.000000Z",
          "legacy_version": "B",
          "number": "3",
          "summary": "ICSA-20-324-05 Mitsubishi Electric MELSEC iQ-R (Update B)"
        },
        {
          "date": "2021-12-16T00:00:00.000000Z",
          "legacy_version": "C",
          "number": "4",
          "summary": "ICSA-20-324-05 Mitsubishi Electric MELSEC iQ-R (Update C)"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 47",
                "product": {
                  "name": "RJ71GF11-T2: firmware Versions 47 and earlier",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71GF11-T2"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers:all/*",
                "product": {
                  "name": "RJ71C24(-R2/R4): all versions",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71C24(-R2/R4)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 47",
                "product": {
                  "name": "RJ71GP21S-SX: firmware Versions 47 and earlier",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71GP21S-SX"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 07",
                "product": {
                  "name": "RJ72GF15-T2: firmware Versions 07 and earlier",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ72GF15-T2"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 22",
                "product": {
                  "name": "R08/16/32/120SFCPU: firmware Versions 22 and earlier",
                  "product_id": "CSAFPID-0005"
                }
              }
            ],
            "category": "product_name",
            "name": "R08/16/32/120SFCPU"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 06",
                "product": {
                  "name": "R08/16/32/120PSFCPU: firmware Versions 06 and earlier",
                  "product_id": "CSAFPID-0006"
                }
              }
            ],
            "category": "product_name",
            "name": "R08/16/32/120PSFCPU"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 47",
                "product": {
                  "name": "RJ71GP21-SX: firmware Versions 47 and earlier",
                  "product_id": "CSAFPID-0007"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71GP21-SX"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 51",
                "product": {
                  "name": "R04/08/16/32/120(EN)CPU: firmware Versions 51 and earlier",
                  "product_id": "CSAFPID-0008"
                }
              }
            ],
            "category": "product_name",
            "name": "R04/08/16/32/120(EN)CPU"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 11",
                "product": {
                  "name": "RJ71GN11-T2: firmware Versions 11 and earlier",
                  "product_id": "CSAFPID-0009"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71GN11-T2"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 19",
                "product": {
                  "name": "R00/01/02CPU: firmware Versions 19 and earlier",
                  "product_id": "CSAFPID-00010"
                }
              }
            ],
            "category": "product_name",
            "name": "R00/01/02CPU"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 47",
                "product": {
                  "name": "RJ71EN71: firmware Versions 47 and earlier",
                  "product_id": "CSAFPID-00011"
                }
              }
            ],
            "category": "product_name",
            "name": "RJ71EN71"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 25",
                "product": {
                  "name": "R08/16/32/120PCPU: firmware Versions 25 and earlier",
                  "product_id": "CSAFPID-00012"
                }
              }
            ],
            "category": "product_name",
            "name": "R08/16/32/120PCPU"
          }
        ],
        "category": "vendor",
        "name": "Mitsubishi Electric"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-5668",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A vulnerability in MELSEC iQ-R series modules causes uncontrolled resource consumption. When a module receives a specially crafted SLMP packet from a malicious attacker, the program execution and communication could enter a denial-of-service condition.CVE-2020-5668 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",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0005",
          "CSAFPID-0006",
          "CSAFPID-0007",
          "CSAFPID-0008",
          "CSAFPID-0009",
          "CSAFPID-00010",
          "CSAFPID-00011",
          "CSAFPID-00012"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-5668"
        },
        {
          "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": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: R00/01/02CPU: firmware Versions 20 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: R04/08/16/32/120 (EN) CPU: firmware Versions 52 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: R08/16/32/120SFCPU: firmware Versions 23 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: R08/16/32/120PCPU: firmware Versions 26 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: R08/16/32/120PSFCPU: firmware Versions 07 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ71EN71: firmware Versions 48 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ71GF11-T2: firmware Versions 48 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ72GF15-T2: firmware Versions 08 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ71GP21-SX: firmware Versions 48 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ71GP21S-SX: firmware Versions 48 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Mitsubishi Electric has issued the following iQ-R Series firmware versions to address this issue: RJ71GN11-T2: firmware Versions 12 or later",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information about this vulnerability and the associated mitigations, please see the vulnerability information on the Mitsubishi website.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ],
          "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/index.html"
        },
        {
          "category": "mitigation",
          "details": "Use a firewall or virtual private network (VPN), etc., to prevent unauthorized access when Internet access is required.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        },
        {
          "category": "mitigation",
          "details": "Use within a LAN and block access from untrusted networks and hosts through firewalls.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004",
            "CSAFPID-0005",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        }
      ],
      "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",
            "CSAFPID-0006",
            "CSAFPID-0007",
            "CSAFPID-0008",
            "CSAFPID-0009",
            "CSAFPID-00010",
            "CSAFPID-00011",
            "CSAFPID-00012"
          ]
        }
      ]
    }
  ]
}

cve-2020-5668

Vulnerability from cvelistv5

Published

2020-11-20 03:30

Modified

2024-08-04 08:39

Severity ?

Summary

Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series modules (R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier) allows a remote unauthenticated attacker to cause an error in a CPU unit and cause a denial-of-service (DoS) condition in execution of the program and its communication, or to cause a denial-of-service (DoS) condition in communication via the unit by receiving a specially crafted SLMP packet

References

▼	URL	Tags
	https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-016.pdf	x_refsource_MISC
	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-016_en.pdf	x_refsource_MISC
	https://us-cert.cisa.gov/ics/advisories/icsa-20-324-05	x_refsource_MISC
	https://jvn.jp/vu/JVNVU95980140/index.html	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

Mitsubishi Electric Corporation

MELSEC iQ-R

Version: R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier

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          "dateUpdated": "2024-08-04T08:39:25.511Z",
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          "ID": "CVE-2020-5668",
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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.
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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