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CVE-2021-34559

Estado: ModificadaMedia (5.3)—

In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 a vulnerability may allow remote attackers to rewrite links and URLs in cached pages to arbitrary strings.

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 (2)

Pepperl-fuchs — Wha-gw-f2d2-0-as-z2-eth.eip FirmwarePepperl-fuchs — Wha-gw-f2d2-0-as-z2-eth Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-34559",
  "cveTags": [],
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    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "cvssData": {
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          "baseScore": 5.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
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          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
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  "affected": [
    {
      "source": "info@cert.vde.com",
      "affectedData": [
        {
          "vendor": "Phoenix Contact",
          "product": "WHA-GW-F2D2-0-AS- Z2-ETH",
          "versions": [
            {
              "status": "affected",
              "version": "3.0.8",
              "versionType": "custom",
              "lessThanOrEqual": "3.0.8"
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        {
          "vendor": "Phoenix Contact",
          "product": "WHA-GW-F2D2-0-AS- Z2-ETH.EIP",
          "versions": [
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              "version": "3.0.8",
              "versionType": "custom",
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  ],
  "published": "2021-08-31T11:15:07.347",
  "references": [
    {
      "url": "https://cert.vde.com/en-us/advisories/vde-2021-027",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "info@cert.vde.com"
    },
    {
      "url": "https://cert.vde.com/en-us/advisories/vde-2021-027",
      "tags": [
        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "info@cert.vde.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-444"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 a vulnerability may allow remote attackers to rewrite links and URLs in cached pages to arbitrary strings."
    },
    {
      "lang": "es",
      "value": "En PEPPERL+FUCHS WirelessHART-Gateway versiones anteriores a 3.0.8 incluyéndola, una vulnerabilidad puede permitir a atacantes remotos reescribir enlaces y URLs en las páginas cache a cadenas arbitrarias"
    }
  ],
  "lastModified": "2026-06-17T03:56:07.437",
  "configurations": [
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}