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CVE-2017-9487

Estado: ModificadaMedia (5.9)—

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to discover a WAN IPv6 IP address by leveraging knowledge of the CM MAC address.

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)

Cisco — Dpc3939 FirmwareCisco — Dpc3941t Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2017-9487",
  "cveTags": [],
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          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
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          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 3.6,
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
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  "published": "2017-07-31T03:29:00.597",
  "references": [
    {
      "url": "https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-30.wan0-ipv6-cm-mac.txt",
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  "vulnStatus": "Modified",
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  "descriptions": [
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      "lang": "en",
      "value": "The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to discover a WAN IPv6 IP address by leveraging knowledge of the CM MAC address."
    },
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      "lang": "es",
      "value": "El firmware Comcast en los dispositivos DPC3939 (versión de firmware dpc3939-P20-18-v303r20421746-170221a-CMCST) y DPC3941T (versión de firmware DPC3941_2.5s3_PROD_sey) de Cisco, permite a los atacantes remotos detectar una dirección IP IPv6 de la WAN aprovechando el conocimiento de la dirección MAC CM."
    }
  ],
  "lastModified": "2026-06-17T01:28:13.270",
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