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CVE-2017-10873

Estado: ModificadaAlta (8.1)—

OpenAM (Open Source Edition) allows an attacker to bypass authentication and access unauthorized contents via unspecified vectors. Note that this vulnerability affects OpenAM (Open Source Edition) implementations configured as SAML 2.0IdP, and switches authentication methods based on AuthnContext requests sent from the service provider.

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)

Osstech — Openam

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-10873",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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    "cvssMetricV31": [
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "Open Source Solution Technology Corporation",
          "product": "OpenAM",
          "versions": [
            {
              "status": "affected",
              "version": "Open Source Edition"
            }
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  "published": "2017-11-02T15:29:00.290",
  "references": [
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      "url": "https://jvn.jp/en/jp/JVN79546124/",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
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      "tags": [
        "Third Party Advisory"
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      "source": "vultures@jpcert.or.jp"
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    {
      "url": "https://www.osstech.co.jp/support/am2017-2-1-en",
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        "Patch",
        "Vendor Advisory"
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      "tags": [
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      "url": "https://www.cs.themistruct.com/",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "https://www.osstech.co.jp/support/am2017-2-1-en",
      "tags": [
        "Patch",
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "OpenAM (Open Source Edition) allows an attacker to bypass authentication and access unauthorized contents via unspecified vectors. Note that this vulnerability affects OpenAM (Open Source Edition) implementations configured as SAML 2.0IdP, and switches authentication methods based on AuthnContext requests sent from the service provider."
    },
    {
      "lang": "es",
      "value": "OpernAM (Open Source Edition) permite que un atacante omita la autenticación y acceda a contenidos no autorizados mediante vectores no especificados. Nótese que esta vulnerabilidad afecta a las implementaciones de OpenAM (Open Source Edition) configuradas como SAML 2.0ldP y cambia los métodos de autenticación en base a las peticiones AuthnContext enviadas desde el proveedor del servicio."
    }
  ],
  "lastModified": "2026-06-17T01:00:51.290",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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          "operator": "OR"
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  "sourceIdentifier": "vultures@jpcert.or.jp"
}