nvd-json-data-feeds/CVE-2021/CVE-2021-17xx/CVE-2021-1721.json

{
  "id": "CVE-2021-1721",
  "sourceIdentifier": "secure@microsoft.com",
  "published": "2021-02-25T23:15:13.210",
  "lastModified": "2024-11-21T05:44:58.307",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": ".NET Core and Visual Studio Denial of Service Vulnerability"
    },
    {
      "lang": "es",
      "value": "Una Vulnerabilidad de Denegaci\u00f3n de Servicio de .NET Core y Visual Studio"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secure@microsoft.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      },
      {
        "source": "nvd@nist.gov",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.0",
              "versionEndIncluding": "5.0.2",
              "matchCriteriaId": "8797E7EA-A66B-4B9C-AA2A-DAB08A8A16DB"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "2.1",
              "versionEndIncluding": "2.1.24",
              "matchCriteriaId": "7C5D87DA-378D-4457-986B-8A0796ED00EB"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "3.1",
              "versionEndIncluding": "3.1.11",
              "matchCriteriaId": "1B672ED7-CB65-4D0E-AD4B-4508C4FA8C92"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:powershell_core:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "6A812D8D-C6DA-473E-A604-988BCDA26CDD"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:powershell_core:7.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "AAFBD34E-F04C-4B1B-AFD4-0D926BC30609"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "15.0",
              "versionEndIncluding": "15.9",
              "matchCriteriaId": "CE03B37D-72FE-4C25-BE62-9C422AEFC80E"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "16.0",
              "versionEndIncluding": "16.8",
              "matchCriteriaId": "FD824DE6-3564-4B7D-B45C-2EEE1F84C9D2"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721",
      "source": "secure@microsoft.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}