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CVE-2018-5455

Estado: ModificadaCrítica (9.8)—

A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application allows a cookie parameter to consist of only digits, allowing an attacker to perform a brute force attack bypassing authentication and gaining access to device functions.

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 (4)

Moxa — Oncell G3110-hspa-t FirmwareMoxa — Oncell G3110-hspa FirmwareMoxa — Oncell G3150-hspa-t FirmwareMoxa — Oncell G3150-hspa Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2018-5455",
  "cveTags": [],
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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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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        "acInsufInfo": true,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "scope": "UNCHANGED",
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          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/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"
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        "impactScore": 5.9,
        "exploitabilityScore": 3.9
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  },
  "affected": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Moxa OnCell G3100-HSPA Series",
          "versions": [
            {
              "status": "affected",
              "version": "Moxa OnCell G3100-HSPA Series"
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  "published": "2018-03-05T17:29:00.613",
  "references": [
    {
      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-060-02",
      "tags": [
        "Patch",
        "Third Party Advisory",
        "US Government Resource"
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      "source": "ics-cert@hq.dhs.gov"
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      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-060-02",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "ics-cert@hq.dhs.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-565"
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    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
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      ]
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  ],
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      "lang": "en",
      "value": "A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application allows a cookie parameter to consist of only digits, allowing an attacker to perform a brute force attack bypassing authentication and gaining access to device functions."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema de dependencia en cookies sin comprobación de validación e integridad en Moxa OnCell G3100-HSPA Series en versiones 1.4 Build 16062919 y anteriores. La aplicación permite que un parámetro de la cookie consista solo de dígitos, lo que permite que un atacante realice un ataque de fuerza bruta que omita la autenticación y obtenga acceso a las funciones del dispositivo."
    }
  ],
  "lastModified": "2026-06-17T02:00:20.917",
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