{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Felix Wilhelm of Google Project Zero"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2022-34716 .NET Spoofing Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34716"
      },
      {
        "category": "self",
        "summary": "CVE-2022-34716 .NET Spoofing Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2022/msrc_cve-2022-34716.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": ".NET Spoofing Vulnerability",
    "tracking": {
      "current_release_date": "2023-04-11T07:00:00.000Z",
      "generator": {
        "date": "2025-01-02T19:33:43.181Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2022-34716",
      "initial_release_date": "2022-08-09T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2022-08-09T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2022-08-11T07:00:00.000Z",
          "legacy_version": "2",
          "number": "2",
          "summary": "Revised the Security Updates table to include PowerShell 7.0 and PowerShell 7.2 because these versions of PowerShell 7 are affected by this vulnerability. See [https://github.com/PowerShell/Announcements/issues/33](https://github.com/PowerShell/Announcements/issues/33) for more information."
        },
        {
          "date": "2023-04-11T07:00:00.000Z",
          "legacy_version": "3",
          "number": "3",
          "summary": "Revised the Security Updates table to include Visual Studio 2017 version 15.9, Visual Studio 2019 version 16.9, Visual Studio 2019 version 16.11, Visual Studio 2022 version 17.0, and Visual Studio 2022 version 17.2 because these versions of Visual Studio are affected by this vulnerability. Customers running these supported versions of Visual Studio should install the August 2022 updates to be protected from this vulnerability. Customers who have already installed the updates do not need to take any further action."
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c15.9.50",
            "product": {
              "name": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) \u003c15.9.50",
              "product_id": "9"
            }
          },
          {
            "category": "product_version",
            "name": "15.9.50",
            "product": {
              "name": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.50",
              "product_id": "11600"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c17.2.7",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.2 \u003c17.2.7",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "17.2.7",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.2 17.2.7",
              "product_id": "12051"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2022 version 17.2"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.9.24",
            "product": {
              "name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) \u003c16.9.24",
              "product_id": "6"
            }
          },
          {
            "category": "product_version",
            "name": "16.9.24",
            "product": {
              "name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) 16.9.24",
              "product_id": "11872"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.11.18",
            "product": {
              "name": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) \u003c16.11.18",
              "product_id": "5"
            }
          },
          {
            "category": "product_version",
            "name": "16.11.18",
            "product": {
              "name": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) 16.11.18",
              "product_id": "11935"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c17.0.13",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.0 \u003c17.0.13",
              "product_id": "4"
            }
          },
          {
            "category": "product_version",
            "name": "17.0.13",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.0 17.0.13",
              "product_id": "11969"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2022 version 17.0"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c6.0.8",
            "product": {
              "name": ".NET 6.0 \u003c6.0.8",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "6.0.8",
            "product": {
              "name": ".NET 6.0 6.0.8",
              "product_id": "12009"
            }
          }
        ],
        "category": "product_name",
        "name": ".NET 6.0"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c3.1.28",
            "product": {
              "name": ".NET Core 3.1 \u003c3.1.28",
              "product_id": "8"
            }
          },
          {
            "category": "product_version",
            "name": "3.1.28",
            "product": {
              "name": ".NET Core 3.1 3.1.28",
              "product_id": "11730"
            }
          }
        ],
        "category": "product_name",
        "name": ".NET Core 3.1"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c7.0.12",
            "product": {
              "name": "PowerShell 7.0 \u003c7.0.12",
              "product_id": "7"
            }
          },
          {
            "category": "product_version",
            "name": "7.0.12",
            "product": {
              "name": "PowerShell 7.0 7.0.12",
              "product_id": "11745"
            }
          }
        ],
        "category": "product_name",
        "name": "PowerShell 7.0"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c7.2.6",
            "product": {
              "name": "PowerShell 7.2 \u003c7.2.6",
              "product_id": "3"
            }
          },
          {
            "category": "product_version",
            "name": "7.2.6",
            "product": {
              "name": "PowerShell 7.2 7.2.6",
              "product_id": "11970"
            }
          }
        ],
        "category": "product_name",
        "name": "PowerShell 7.2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-34716",
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "Successful exploitation of this vulnerability requires an attacker to successfully execute a blind XXE attack.",
          "title": "According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "Confidentiality is High, if an attacker successfuly exploits this it is information disclosure. While the attacker could read files that shouldn\u0027t be exposed, they wouldn\u0027t have the ability to modify them in any way (Integrity) or delete them to stop the app or server from functioning (Availability).",
          "title": "According to the CVSS metrics, successful exploitation of this vulnerability could lead to major loss of confidentiality (C:H) but have no effect on integrity (I:N) or on availability (A:N). What does that mean for this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "11600",
          "11730",
          "11745",
          "11872",
          "11935",
          "11969",
          "11970",
          "12009",
          "12051"
        ],
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5",
          "6",
          "7",
          "8",
          "9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-34716 .NET Spoofing Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34716"
        },
        {
          "category": "self",
          "summary": "CVE-2022-34716 .NET Spoofing Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34716"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "15.9.50:Security Update:https://docs.microsoft.com/en-us/visualstudio/releasenotes/vs2017-relnotes",
          "product_ids": [
            "9"
          ],
          "url": "https://docs.microsoft.com/en-us/visualstudio/releasenotes/vs2017-relnotes"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "17.2.7:Security Update:https://docs.microsoft.com/en-us/visualstudio/releases/2022/release-notes",
          "product_ids": [
            "1"
          ],
          "url": "https://docs.microsoft.com/en-us/visualstudio/releases/2022/release-notes"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "16.9.24:Security Update:https://docs.microsoft.com/en-us/visualstudio/releases/2019/release-notes-v16.9",
          "product_ids": [
            "6"
          ],
          "url": "https://docs.microsoft.com/en-us/visualstudio/releases/2019/release-notes-v16.9"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "16.11.18:Security Update:https://docs.microsoft.com/en-us/visualstudio/releases/2019/release-notes-v16.11",
          "product_ids": [
            "5"
          ],
          "url": "https://docs.microsoft.com/en-us/visualstudio/releases/2019/release-notes-v16.11"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "17.0.13:Security Update:https://docs.microsoft.com/en-us/visualstudio/releases/2022/release-notes-v17.0",
          "product_ids": [
            "4"
          ],
          "url": "https://docs.microsoft.com/en-us/visualstudio/releases/2022/release-notes-v17.0"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "6.0.8:Security Update:https://support.microsoft.com/help/5016990",
          "product_ids": [
            "2"
          ],
          "url": "https://support.microsoft.com/help/5016990"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "3.1.28:Security Update:https://support.microsoft.com/help/5016987",
          "product_ids": [
            "8"
          ],
          "url": "https://support.microsoft.com/help/5016987"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "7.0.12:Security Update:https://github.com/PowerShell/Announcements/issues/33",
          "product_ids": [
            "7"
          ],
          "url": "https://github.com/PowerShell/Announcements/issues/33"
        },
        {
          "category": "vendor_fix",
          "date": "2022-08-09T07:00:00.000Z",
          "details": "7.2.6:Security Update:https://github.com/PowerShell/Announcements/issues/33",
          "product_ids": [
            "3"
          ],
          "url": "https://github.com/PowerShell/Announcements/issues/33"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 5.2,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4",
            "5",
            "6",
            "7",
            "8",
            "9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Spoofing"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely"
        }
      ],
      "title": ".NET Spoofing Vulnerability"
    }
  ]
}