CVE-2021-34477
Vulnerability from cvelistv5
Published
2021-07-14 17:54
Modified
2024-08-04 00:12
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Summary
Visual Studio Code .NET Runtime Elevation of Privilege Vulnerability
References
secure@microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477Patch, Vendor Advisory
Impacted products
Vendor Product Version
Microsoft .NET Education Bundle SDK Install Tool Version: 0.0.0   < 1.2.0
    cpe:2.3:a:microsoft:.net_education_bundle_sdk_install_tool:*:*:*:*:*:visual_studio_code:*:*
 Create a notification for this product.
   Microsoft .NET Install Tool for Extension Authors Version: 1.0.0   < 0.7.0
    cpe:2.3:a:microsoft:.net_install_tool_for_extension_authors:*:*:*:*:*:visual_studio_code:*:*
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T00:12:50.416Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               cpes: [
                  "cpe:2.3:a:microsoft:.net_education_bundle_sdk_install_tool:*:*:*:*:*:visual_studio_code:*:*",
               ],
               platforms: [
                  "Unknown",
               ],
               product: ".NET Education Bundle SDK Install Tool",
               vendor: "Microsoft",
               versions: [
                  {
                     lessThan: "1.2.0",
                     status: "affected",
                     version: "0.0.0",
                     versionType: "custom",
                  },
               ],
            },
            {
               cpes: [
                  "cpe:2.3:a:microsoft:.net_install_tool_for_extension_authors:*:*:*:*:*:visual_studio_code:*:*",
               ],
               platforms: [
                  "Unknown",
               ],
               product: ".NET Install Tool for Extension Authors",
               vendor: "Microsoft",
               versions: [
                  {
                     lessThan: "0.7.0",
                     status: "affected",
                     version: "1.0.0",
                     versionType: "custom",
                  },
               ],
            },
         ],
         datePublic: "2021-07-13T07:00:00+00:00",
         descriptions: [
            {
               lang: "en-US",
               value: "Visual Studio Code .NET Runtime Elevation of Privilege Vulnerability",
            },
         ],
         metrics: [
            {
               cvssV3_1: {
                  baseScore: 7.8,
                  baseSeverity: "HIGH",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
                  version: "3.1",
               },
               format: "CVSS",
               scenarios: [
                  {
                     lang: "en-US",
                     value: "GENERAL",
                  },
               ],
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "Elevation of Privilege",
                     lang: "en-US",
                     type: "Impact",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2023-12-28T22:37:18.307Z",
            orgId: "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
            shortName: "microsoft",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477",
            },
         ],
         title: "Visual Studio Code .NET Runtime Elevation of Privilege Vulnerability",
      },
   },
   cveMetadata: {
      assignerOrgId: "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
      assignerShortName: "microsoft",
      cveId: "CVE-2021-34477",
      datePublished: "2021-07-14T17:54:06",
      dateReserved: "2021-06-09T00:00:00",
      dateUpdated: "2024-08-04T00:12:50.416Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2021-34477\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-07-14T18:15:11.260\",\"lastModified\":\"2024-11-21T06:10:29.737\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Visual Studio Code .NET Runtime Elevation of Privilege Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Elevación de Privilegios en Visual Studio Code .NET Runtime\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-269\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net_education_bundle_sdk_install_tool:*:*:*:*:*:visual_studio_code:*:*\",\"versionStartIncluding\":\"0.6.0\",\"versionEndExcluding\":\"0.7.0\",\"matchCriteriaId\":\"ADFC7881-B910-421E-B790-7D7A4C9089B7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net_install_tool_for_extension_authors:*:*:*:*:*:visual_studio_code:*:*\",\"versionStartIncluding\":\"1.1.0\",\"versionEndExcluding\":\"1.2.0\",\"matchCriteriaId\":\"F7C5A267-31CE-48B0-A41A-A393A65F8ED4\"}]}]}],\"references\":[{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34477\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}",
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.