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CVE-2023-30757

Estado: ModificadaMedia (5.5)—

A vulnerability has been identified in Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions), Totally Integrated Automation Portal (TIA Portal) V20 (All versions). The know-how protection feature in affected products does not properly update the encryption of existing program blocks when a project file is updated.

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This could allow attackers with access to the project file to recover previous - yet unprotected - versions of the project without the knowledge of the know-how protection password.

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)

Siemens — Totally Integrated Automation Portal

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-30757",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
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        "type": "Secondary",
        "source": "productcert@siemens.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.2,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.5
      },
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "productcert@siemens.com",
      "affectedData": [
        {
          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V14",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
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          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V15",
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        {
          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V15.1",
          "versions": [
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          "product": "Totally Integrated Automation Portal (TIA Portal) V16",
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          "product": "Totally Integrated Automation Portal (TIA Portal) V17",
          "versions": [
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        {
          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V18",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "*",
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          "defaultStatus": "unknown"
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        {
          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V19",
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              "version": "0",
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        {
          "vendor": "Siemens",
          "product": "Totally Integrated Automation Portal (TIA Portal) V20",
          "versions": [
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              "status": "affected",
              "version": "0",
              "lessThan": "*",
              "versionType": "custom"
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          ],
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  ],
  "published": "2023-06-13T09:15:17.323",
  "references": [
    {
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-042050.html",
      "source": "productcert@siemens.com"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-042050.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "productcert@siemens.com"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-042050.pdf",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "productcert@siemens.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-693"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been identified in Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions), Totally Integrated Automation Portal (TIA Portal) V20 (All versions). The know-how protection feature in affected products does not properly update the encryption of existing program blocks when a project file is updated.\r\n\r\nThis could allow attackers with access to the project file to recover previous - yet unprotected - versions of the project without the knowledge of the know-how protection password."
    }
  ],
  "lastModified": "2026-06-17T05:55:36.220",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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            },
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}