« Volver al listado

CVE-2023-1256

Estado: ModificadaCrítica (9.8)—

The listed versions of AVEVA Plant SCADA and AVEVA Telemetry Server are vulnerable to an improper authorization exploit which could allow an unauthenticated user to remotely read data, cause denial of service, and tamper with alarm states.

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 (2)

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-1256",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-1256",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-01-16T20:58:54.332556Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "ics-cert@hq.dhs.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
        {
          "vendor": "AVEVA",
          "product": "AVEVA Plant SCADA",
          "versions": [
            {
              "status": "affected",
              "version": "2023 Update 10"
            }
          ]
        },
        {
          "vendor": "AVEVA",
          "product": "AVEVA Plant SCADA",
          "versions": [
            {
              "status": "affected",
              "version": "2020R2 Update 10"
            }
          ]
        },
        {
          "vendor": "AVEVA",
          "product": "AVEVA Telemetry Server",
          "versions": [
            {
              "status": "affected",
              "version": "2020 R2 SP1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-03-16T19:15:18.227",
  "references": [
    {
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-04",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "ics-cert@hq.dhs.gov"
    },
    {
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-04",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The listed versions of AVEVA Plant SCADA and AVEVA Telemetry Server are vulnerable to an improper authorization exploit which could allow an unauthenticated user to remotely read data, cause denial of service, and tamper with alarm states."
    }
  ],
  "lastModified": "2026-06-17T05:27:28.793",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:aveva:aveva_plant_scada:2020r2:-:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AC5A74A3-B5E5-4E0A-A9C9-E0EE74E84000"
            },
            {
              "criteria": "cpe:2.3:a:aveva:aveva_plant_scada:2020r2:update_10:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9B6D6F35-C5A4-4C5B-AF6D-E977CEC7456E"
            },
            {
              "criteria": "cpe:2.3:a:aveva:aveva_plant_scada:2023:-:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D19168D6-A186-4266-A12C-196CA438CF32"
            },
            {
              "criteria": "cpe:2.3:a:aveva:aveva_plant_scada:2023:update_10:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "03FE6538-371E-45BE-BD72-4C41F37B0A71"
            },
            {
              "criteria": "cpe:2.3:a:aveva:telemetry_server:2020r2:-:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "12AD341A-07AE-4837-A1DC-471FFF0926DC"
            },
            {
              "criteria": "cpe:2.3:a:aveva:telemetry_server:2020r2:sp1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "62A91A30-CB69-4E14-9C32-BF848E740944"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "ics-cert@hq.dhs.gov"
}