CVE-2019-7593 (GCVE-0-2019-7593)

Vulnerability from cvelistv5 – Published: 2019-08-20 18:22 – Updated: 2024-08-04 20:54
VLAI
Title
Metasys use of shared RSA key pairs
Summary
Metasys® ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a shared RSA key pair for certain encryption operations involving the Site Management Portal (SMP).
Severity
6.8 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE
  • CWE-323 - Reusing a Nonce, Key Pair in Encryption
Assigner
References
Impacted products
Credits
harpocrates.ghost@protonmail.com
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:54:27.934Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Metasys versions prior to 9.0",
          "vendor": "Johnson Controls",
          "versions": [
            {
              "status": "unaffected",
              "version": "9.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "harpocrates.ghost@protonmail.com"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Metasys\u00ae ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a shared RSA key pair for certain encryption operations involving the Site Management Portal (SMP)."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-323",
              "description": "CWE-323: Reusing a Nonce, Key Pair in Encryption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-08-20T18:22:43.000Z",
        "orgId": "7281d04a-a537-43df-bfb4-fa4110af9d01",
        "shortName": "jci"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade Metasys\u00ae devices to Release 9.0 or later and configure sites with trusted certificates."
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Metasys use of shared RSA key pairs",
      "x_generator": {
        "engine": "Vulnogram 0.0.7"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productsecurity@jci.com",
          "ID": "CVE-2019-7593",
          "STATE": "PUBLIC",
          "TITLE": "Metasys use of shared RSA key pairs"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Metasys versions prior to 9.0",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "!",
                            "version_value": "9.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Johnson Controls"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "harpocrates.ghost@protonmail.com"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Metasys\u00ae ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a shared RSA key pair for certain encryption operations involving the Site Management Portal (SMP)."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.7"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-323: Reusing a Nonce, Key Pair in Encryption"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf",
              "refsource": "CONFIRM",
              "url": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf"
            },
            {
              "name": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01",
              "refsource": "MISC",
              "url": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Upgrade Metasys\u00ae devices to Release 9.0 or later and configure sites with trusted certificates."
          }
        ],
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7281d04a-a537-43df-bfb4-fa4110af9d01",
    "assignerShortName": "jci",
    "cveId": "CVE-2019-7593",
    "datePublished": "2019-08-20T18:22:43.000Z",
    "dateReserved": "2019-02-07T00:00:00.000Z",
    "dateUpdated": "2024-08-04T20:54:27.934Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2019-7593",
      "date": "2026-10-02",
      "epss": "0.0082",
      "percentile": "0.55732"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "Metasys versions prior to 9.0",
                "vendor": "Johnson Controls",
                "versions": [
                  {
                    "status": "unaffected",
                    "version": "9.0"
                  }
                ]
              }
            ],
            "source": "productsecurity@jci.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:johnsoncontrols:metasys_system:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5DFA7AAD-1F01-4C0F-8A16-0544AF56BEA0",
                    "versionEndExcluding": "9.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Metasys\u00ae ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a shared RSA key pair for certain encryption operations involving the Site Management Portal (SMP)."
          },
          {
            "lang": "es",
            "value": "Los servidores Metasys\u00ae ADS/ADX y los motores NAE/NIE/NCE en versiones anteriores a la 9.0 hacen uso de un par de claves RSA compartidas para ciertas operaciones de cifrado que involucran el Portal de administraci\u00f3n del sitio (SMP)."
          }
        ],
        "id": "CVE-2019-7593",
        "lastModified": "2026-06-17T02:40:44.930",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 6.4,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 4.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 6.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 1.6,
              "impactScore": 5.2,
              "source": "productsecurity@jci.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 9.1,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2019-08-20T19:15:17.247",
        "references": [
          {
            "source": "productsecurity@jci.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf"
          },
          {
            "source": "productsecurity@jci.com",
            "tags": [
              "Mitigation",
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mitigation",
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://www.us-cert.gov/ics/advisories/icsa-19-227-01"
          }
        ],
        "sourceIdentifier": "productsecurity@jci.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-323"
              }
            ],
            "source": "productsecurity@jci.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-798"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.