{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2022-34819",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-34819",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2022-07-12T10:07:27.000Z",
    "updatedAt": "2025-04-21T13:51:38.353Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": null,
      "summary": "A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device.",
      "affected": [
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1242-7 V2",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1243-1",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1243-7 LTE EU",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1243-7 LTE US",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1243-8 IRC",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1542SP-1 IRC",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions >= V2.0 < V2.2.28",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1543-1",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.0.22",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIMATIC CP 1543SP-1",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions >= V2.0 < V2.2.28",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions >= V2.0 < V2.2.28",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS ET 200SP CP 1543SP-1 ISEC",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions >= V2.0 < V2.2.28",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions >= V2.0 < V2.2.28",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS NET CP 1242-7 V2",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS NET CP 1543-1",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.0.22",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS S7-1200 CP 1243-1",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Siemens",
          "product": "SIPLUS S7-1200 CP 1243-1 RAIL",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "All versions < V3.3.46",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}