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CVE-2019-0548

Estado: ModificadaAlta (7.5)—

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.2, ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0564.

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)

Microsoft — Asp.net Core

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-0548",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "ASP.NET Core",
          "versions": [
            {
              "status": "affected",
              "version": "2.1"
            },
            {
              "status": "affected",
              "version": "2.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-01-08T21:29:00.707",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/106410",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2019:0040",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0548",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/106410",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2019:0040",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0548",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-19"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka \"ASP.NET Core Denial of Service Vulnerability.\" This affects ASP.NET Core 2.2, ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0564."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de denegación de servicio (DoS) cuando ASP.NET Core gestiona peticiones web de manera incorrecta. Esta vulnerabilidad también se conoce como \"ASP.NET Core Denial of Service Vulnerability\". Esto afecta a ASP.NET Core 2.2 y ASP.NET Core 2.1. El ID de este CVE es diferente de CVE-2019-0564."
    }
  ],
  "lastModified": "2026-06-17T02:08:20.783",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:asp.net_core:2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "19C3047E-C222-4636-B1B3-722F2C65BC99"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:asp.net_core:2.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "90F640B8-C1C6-4C88-B7F4-28DB05BB1F18"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}