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CVE-2017-12677

Estado: ModificadaMedia (6.1)—

IdentityServer3 2.4.x, 2.5.x, and 2.6.x before 2.6.1 has XSS in an Angular expression on the authorize response page, which might allow remote attackers to obtain sensitive information about the IdentityServer authorization response.

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)

Identityserver — Identityserver3

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-12677",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-08-08T01:34:00.033",
  "references": [
    {
      "url": "https://github.com/IdentityServer/IdentityServer3/releases/tag/2.6.1",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/IdentityServer/IdentityServer3/releases/tag/2.6.1",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IdentityServer3 2.4.x, 2.5.x, and 2.6.x before 2.6.1 has XSS in an Angular expression on the authorize response page, which might allow remote attackers to obtain sensitive information about the IdentityServer authorization response."
    },
    {
      "lang": "es",
      "value": "IdentityServer3 2.4.x, 2.5.x, y 2.6.x en las versiones anteriores a 2.6.1 tiene una vulnerabilidad de tipo Cross-Site Scripting (XSS) en una expresión angular en la página de respuesta de autorización. Esto podría permitir que atacantes remotos consigan información sensible sobre la respuesta de autorización IdentityServer."
    }
  ],
  "lastModified": "2026-06-17T01:03:47.210",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5FF405C9-6A11-4C7D-90B9-F8A5BDD0FAC3"
            },
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.5.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CC186893-6E04-43D5-8084-6EDE5F93F28C"
            },
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.5.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1D1419C7-0715-4D76-8782-98ACBA213FC4"
            },
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.5.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B0399752-06F5-4B8E-AE29-028C628C3748"
            },
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.5.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "359AD70A-EFAC-4F4F-9AE3-AC155BDA9A67"
            },
            {
              "criteria": "cpe:2.3:a:identityserver:identityserver3:2.6.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AAD2B612-6047-4ACB-A5A5-801CDC5E012A"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}