Security advisory

{
  "id": "08c7b817a193dc422ef15f0482bafc889afa28a6641a1dd01225dcf9fbe641b4",
  "url": "https://osv.dev/vulnerability/CVE-2021-41355",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-41355",
    "summary": ".NET Core and Visual Studio Information Disclosure Vulnerability",
    "evidence": "osv:CVE-2021-41355",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-41355",
      "aliases": [
        "BIT-dotnet-2021-41355",
        "BIT-dotnet-sdk-2021-41355",
        "BIT-powershell-2021-41355",
        "CVE-2021-41355",
        "GHSA-9cxh-gqpx-qc5m"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dotnet/core",
              "type": "GIT",
              "events": [
                {
                  "introduced": "62bcac3998e1168f4a34b775a06d6451b5ffca7b"
                },
                {
                  "last_affected": "62bcac3998e1168f4a34b775a06d6451b5ffca7b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:microsoft:.net:5.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0"
                      },
                      {
                        "last_affected": "5.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "5.0",
            "v5.0.0",
            "v3.1.10"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-41355.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/powershell/powershell",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fa01333bfeef5dd7769143e2b4ec7ffdb70c62c8"
                },
                {
                  "fixed": "e1d845a30bf198eb2c9f2bf2635e28927e122fb1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "7.1"
                      },
                      {
                        "fixed": "7.1.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v7.1.4",
            "v7.1.3",
            "v7.1.2",
            "v7.1.1",
            "v7.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-41355.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:39.014776125Z",
      "provider": "osv",
      "references": [
        "https://www.oracle.com/security-alerts/cpujan2022.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41355"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "microsoft:powershell",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "7.1"
                  },
                  {
                    "fixed": "7.1.5"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "microsoft:visual_studio_2019",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "16.0"
                  },
                  {
                    "last_affected": "16.11"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-41355",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434574,
  "published_at": "2021-10-13T01:15:13.907+00:00"
}