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CVE-2021-27659

Estado: ModificadaMedia (6.1)—

exacqVision Web Service 21.03 does not sufficiently validate, filter, escape, and/or encode user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Johnsoncontrols — Exacqvision WEB Service

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-27659",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "productsecurity@jci.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "productsecurity@jci.com",
      "affectedData": [
        {
          "vendor": "Johnson Controls",
          "product": "exacqVision Web Service",
          "versions": [
            {
              "status": "affected",
              "version": "All versions up to and including 21.03",
              "versionType": "custom",
              "lessThanOrEqual": "21.03"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-06-24T14:15:09.673",
  "references": [
    {
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-180-01",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "productsecurity@jci.com"
    },
    {
      "url": "https://us-cert.gov/ics/advisories",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "productsecurity@jci.com"
    },
    {
      "url": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "productsecurity@jci.com"
    },
    {
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-180-01",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://us-cert.gov/ics/advisories",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "productsecurity@jci.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "exacqVision Web Service 21.03 does not sufficiently validate, filter, escape, and/or encode user-controllable input before it is placed in output that is used as a web page that is served to other users."
    },
    {
      "lang": "es",
      "value": "exacqVision Web Service versión 21.03 no combrueba, filtra, escapa y/o codifica suficientemente la entrada controlable por el usuario antes de colocarla en la salida que se utiliza como página web que es servida a otros usuarios"
    }
  ],
  "lastModified": "2026-06-17T03:45:18.700",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:johnsoncontrols:exacqvision_web_service:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4B1A2AD4-3256-4D13-88C7-865C3ED843EA",
              "versionEndIncluding": "21.03"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "productsecurity@jci.com"
}