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CVE-2021-31477

Estado: ModificadaAlta (7.3)—

This vulnerability allows remote attackers to execute arbitrary code on affected installations of GE Reason RPV311 14A03. Authentication is not required to exploit this vulnerability. The specific flaw exists within the firmware and filesystem of the device. The firmware and filesystem contain hard-coded default credentials. An attacker can leverage this vulnerability to execute code in the context of the download user. Was ZDI-CAN-11852.

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)

GE — Reason Rpv311 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-31477",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "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"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "type": "Secondary",
        "source": "zdi-disclosures@trendmicro.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 6.3,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "confidentialityImpact": "LOW"
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          "confidentialityImpact": "LOW"
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        "impactScore": 3.4,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
        {
          "vendor": "GE",
          "product": "Reason RPV311",
          "versions": [
            {
              "status": "affected",
              "version": "14A03"
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  ],
  "published": "2021-06-16T23:15:07.993",
  "references": [
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      "url": "https://www.gegridsolutions.com/products/support/GES-2021-005%20-%20RPV311%20Security%20Notice.pdf",
      "tags": [
        "Vendor Advisory"
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      "source": "zdi-disclosures@trendmicro.com"
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-616/",
      "tags": [
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        "VDB Entry"
      ],
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    },
    {
      "url": "https://www.gegridsolutions.com/products/support/GES-2021-005%20-%20RPV311%20Security%20Notice.pdf",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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        "VDB Entry"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "zdi-disclosures@trendmicro.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of GE Reason RPV311 14A03. Authentication is not required to exploit this vulnerability. The specific flaw exists within the firmware and filesystem of the device. The firmware and filesystem contain hard-coded default credentials. An attacker can leverage this vulnerability to execute code in the context of the download user. Was ZDI-CAN-11852."
    },
    {
      "lang": "es",
      "value": "Esta vulnerabilidad permite a atacantes remotos ejecutar código arbitrario en las instalaciones afectadas de GE Reason versión  RPV311 14A03. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico se presenta en el firmware y el sistema de archivos del dispositivo. El firmware y el sistema de archivos contienen credenciales por defecto embebidos. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto del usuario de la descarga. Fue ZDI-CAN-11852"
    }
  ],
  "lastModified": "2026-06-17T03:51:52.210",
  "configurations": [
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}