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CVE-2020-6959

Estado: ModificadaCrítica (9.8)—

The following versions of MAXPRO VMS and NVR, MAXPRO VMS:HNMSWVMS prior to Version VMS560 Build 595 T2-Patch, HNMSWVMSLT prior to Version VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR SE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR PE prior to Version NVR 5.6 Build 595 T2-Patch, and MPNVRSWXX prior to Version NVR 5.6 Build 595 T2-Patch are vulnerable to an unsafe deserialization of untrusted data. An attacker may be able to remotely modify deserialized data without authentication using a specially crafted web request, resulting in remote code execution.

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 (6)

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-6959",
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
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          "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",
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          "privilegesRequired": "NONE",
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        "exploitabilityScore": 3.9
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  "affected": [
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      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Honeywell Maxpro VMS & NVR",
          "versions": [
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              "status": "affected",
              "version": "The following versions of MAXPRO VMS and NVR, MAXPRO VMS:HNMSWVMS prior to Version VMS560 Build 595 T2-Patch, HNMSWVMSLT prior to Version VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR SE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR PE prior to Version NVR 5.6 Build 595 T2-Patch, MPNVRSWXX prior to Version NVR 5.6 Build 595 T2-Patch"
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  "published": "2020-01-22T15:15:11.270",
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      "url": "https://www.us-cert.gov/ics/advisories/icsa-20-021-01",
      "tags": [
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        "US Government Resource"
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  "weaknesses": [
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          "value": "CWE-502"
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      "description": [
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          "value": "CWE-502"
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      "value": "The following versions of MAXPRO VMS and NVR, MAXPRO VMS:HNMSWVMS prior to Version VMS560 Build 595 T2-Patch, HNMSWVMSLT prior to Version VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR SE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR PE prior to Version NVR 5.6 Build 595 T2-Patch, and MPNVRSWXX prior to Version NVR 5.6 Build 595 T2-Patch are vulnerable to an unsafe deserialization of untrusted data. An attacker may be able to remotely modify deserialized data without authentication using a specially crafted web request, resulting in remote code execution."
    },
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      "lang": "es",
      "value": "Las siguientes versiones de MAXPRO VMS y NVR, MAXPRO VMS: HNMSWVMS anterior a Versión VMS560 Build 595 T2-Patch, HNMSWVMSLT anterior a Versión VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE anterior a Versión NVR 5.6 Build 595 T2-Patch , MAXPRO NVR SE anterior a Versión NVR 5.6 Build 595 T2-Patch, MAXPRO NVR PE anterior a Versión NVR 5.6 Build 595 T2-Patch y MPNVRSWXX anterior a Versión NVR 5.6 Build 595 T2-Patch, son vulnerables a una deserialización no segura de datos no confiables . Un atacante puede ser capaz de modificar remotamente los datos deserializados sin autenticación usando una petición web especialmente diseñada, resultando en una ejecución de código remota."
    }
  ],
  "lastModified": "2026-06-17T03:24:01.123",
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