Medium

.NET Core and Visual Studio Information Disclosure Vulnerability

Type: advisorySource: Official CVE List1 source record

Announced 12 Aug 2021Group revision 1

CVE-2021-34485

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2021-34485

.NET 5.0

Source reference: /containers/cna/affected/0/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

.NET Core 2.1

Source reference: /containers/cna/affected/1/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

.NET Core 3.1

Source reference: /containers/cna/affected/2/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)

Source reference: /containers/cna/affected/3/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)

Source reference: /containers/cna/affected/4/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)

Source reference: /containers/cna/affected/5/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)

Source reference: /containers/cna/affected/6/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)

Source reference: /containers/cna/affected/7/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

PowerShell 7.0

Source reference: /containers/cna/affected/8/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

PowerShell 7.1

Source reference: /containers/cna/affected/9/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Microsoft",
    "product": ".NET 5.0",
    "versions": [
      {
        "status": "affected",
        "version": "5.0.0",
        "lessThan": "5.0.9",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": ".NET Core 2.1",
    "versions": [
      {
        "status": "affected",
        "version": "2.1",
        "lessThan": "2.1.30",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": ".NET Core 3.1",
    "versions": [
      {
        "status": "affected",
        "version": "3.1",
        "lessThan": "3.1.18",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
    "versions": [
      {
        "status": "affected",
        "version": "15.9.0",
        "lessThan": "15.9.38",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)",
    "versions": [
      {
        "status": "affected",
        "version": "16.10.0",
        "lessThan": "16.10.5",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)",
    "versions": [
      {
        "status": "affected",
        "version": "16.0",
        "lessThan": "16.4.25",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)",
    "versions": [
      {
        "status": "affected",
        "version": "16.0.0",
        "lessThan": "16.7.18",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
    "versions": [
      {
        "status": "affected",
        "version": "15.0.0",
        "lessThan": "16.9.10",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "PowerShell 7.0",
    "versions": [
      {
        "status": "affected",
        "version": "7.0.0",
        "lessThan": "7.0.7",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "PowerShell 7.1",
    "versions": [
      {
        "status": "affected",
        "version": "7.1.0",
        "lessThan": "7.1.4",
        "versionType": "custom"
      }
    ]
  }
]

Related CVEs: CVE-2021-34485
Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event: #11955 · Revision 1
Added to Heist Feed: Sat, 24 Oct 2026 23:59:24 GMT
Publisher date: Thu, 12 Aug 2021 18:11:57 GMT

Read the original announcement

Revision history

24 Oct 2026CVE-2021-34485 · Revision 1Source updated