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CVE-2021-41355

Estado: ModificadaMedia (5.7)—

.NET Core and Visual Studio Information Disclosure Vulnerability

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 (3)

Microsoft — .netMicrosoft — PowershellMicrosoft — Visual Studio 2019

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-41355",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.9,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 5.5,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.7,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.1
      },
      {
        "type": "Secondary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.7,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.1
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Microsoft",
          "product": "PowerShell 7.1",
          "versions": [
            {
              "status": "affected",
              "version": "7.1.0",
              "lessThan": "7.1.5",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Unknown"
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*"
          ],
          "vendor": "Microsoft",
          "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
          "versions": [
            {
              "status": "affected",
              "version": "15.0.0",
              "lessThan": "16.9.12",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Unknown"
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Microsoft",
          "product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)",
          "versions": [
            {
              "status": "affected",
              "version": "16.11.0",
              "lessThan": "16.11.5",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Unknown"
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Microsoft",
          "product": ".NET 5.0",
          "versions": [
            {
              "status": "affected",
              "version": "5.0.0",
              "lessThan": "5.0.11",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "Unknown"
          ]
        }
      ]
    }
  ],
  "published": "2021-10-13T01:15:13.907",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41355",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://www.oracle.com/security-alerts/cpujan2022.html",
      "tags": [
        "Not Applicable",
        "Third Party Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41355",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.oracle.com/security-alerts/cpujan2022.html",
      "tags": [
        "Not Applicable",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": ".NET Core and Visual Studio Information Disclosure Vulnerability"
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de Divulgación de Información en .NET Core y Visual Studio"
    }
  ],
  "lastModified": "2026-06-17T04:08:24.287",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:.net:5.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C8F02D5C-61F1-4381-8D64-8BEB5CED0DC6"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B041049C-2717-41B9-A56F-F080967E5FB9",
              "versionEndExcluding": "7.1.5",
              "versionStartIncluding": "7.1"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C9984FFB-8AFA-438F-B762-B98649B64B23",
              "versionEndIncluding": "16.11",
              "versionStartIncluding": "16.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}