{"containers": {"cna": {"title": ".NET Core and Visual Studio Information Disclosure Vulnerability", "datePublic": "2021-08-10T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*", "versionStartIncluding": "15.9.0", "versionEndExcluding": "15.9.38"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "16.0", "versionEndExcluding": "16.4.25"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "16.0.0", "versionEndExcluding": "16.7.18"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "15.0.0", "versionEndExcluding": "16.9.10"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "16.10.0", "versionEndExcluding": "16.10.5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.1.0", "versionEndExcluding": "7.1.4"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0.0", "versionEndExcluding": "7.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.1", "versionEndExcluding": "2.1.30"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "3.1.18"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0.0", "versionEndExcluding": "5.0.9"}]}]}], "affected": [{"vendor": "Microsoft", "product": ".NET 5.0", "versions": [{"version": "5.0.0", "lessThan": "5.0.9", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": ".NET Core 2.1", "versions": [{"version": "2.1", "lessThan": "2.1.30", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": ".NET Core 3.1", "versions": [{"version": "3.1", "lessThan": "3.1.18", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)", "versions": [{"version": "15.9.0", "lessThan": "15.9.38", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)", "versions": [{"version": "16.10.0", "lessThan": "16.10.5", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)", "versions": [{"version": "16.0", "lessThan": "16.4.25", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)", "versions": [{"version": "16.0.0", "lessThan": "16.7.18", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "versions": [{"version": "15.0.0", "lessThan": "16.9.10", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "PowerShell 7.0", "versions": [{"version": "7.0.0", "lessThan": "7.0.7", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "PowerShell 7.1", "versions": [{"version": "7.1.0", "lessThan": "7.1.4", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": ".NET Core and Visual Studio Information Disclosure Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Information Disclosure", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-10T15:10:06.311Z"}, "references": [{"name": ".NET Core and Visual Studio Information Disclosure Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34485"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:12:50.369Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34485"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-200", "lang": "en", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-10-07T16:08:14.030039Z", "id": "CVE-2021-34485", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-07T16:10:01.671Z"}}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-34485", "datePublished": "2021-08-12T18:11:57.000Z", "dateReserved": "2021-06-09T00:00:00.000Z", "dateUpdated": "2026-10-07T16:10:01.671Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": ".NET 5.0", "vendor": "Microsoft", "versions": [{"lessThan": "5.0.9", "status": "affected", "version": "5.0.0", "versionType": "custom"}]}, {"product": ".NET Core 2.1", "vendor": "Microsoft", "versions": [{"lessThan": "2.1.30", "status": "affected", "version": "2.1", "versionType": "custom"}]}, {"product": ".NET Core 3.1", "vendor": "Microsoft", "versions": [{"lessThan": "3.1.18", "status": "affected", "version": "3.1", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)", "vendor": "Microsoft", "versions": [{"lessThan": "15.9.38", "status": "affected", "version": "15.9.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)", "vendor": "Microsoft", "versions": [{"lessThan": "16.10.5", "status": "affected", "version": "16.10.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)", "vendor": "Microsoft", "versions": [{"lessThan": "16.4.25", "status": "affected", "version": "16.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)", "vendor": "Microsoft", "versions": [{"lessThan": "16.7.18", "status": "affected", "version": "16.0.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "vendor": "Microsoft", "versions": [{"lessThan": "16.9.10", "status": "affected", "version": "15.0.0", "versionType": "custom"}]}, {"product": "PowerShell 7.0", "vendor": "Microsoft", "versions": [{"lessThan": "7.0.7", "status": "affected", "version": "7.0.0", "versionType": "custom"}]}, {"product": "PowerShell 7.1", "vendor": "Microsoft", "versions": [{"lessThan": "7.1.4", "status": "affected", "version": "7.1.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "matchCriteriaId": "B85CD4C7-D84B-4C54-A604-FC852038A565", "versionEndIncluding": "5.0.8", "versionStartIncluding": "5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "FB624437-CB1B-46A2-BF75-30035D99D2EF", "versionEndIncluding": "2.1.28", "versionStartIncluding": "2.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "6F344BDC-2929-4CEA-8414-E4D07C1F76F0", "versionEndIncluding": "3.1.17", "versionStartIncluding": "3.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "BE4005F4-89BB-4597-9070-1137B4CEFC9B", "versionEndExcluding": "7.0.7", "versionStartIncluding": "7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "40F33C0C-7AF0-4B48-828C-00534012D728", "versionEndExcluding": "7.1.4", "versionStartIncluding": "7.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*", "matchCriteriaId": "CE03B37D-72FE-4C25-BE62-9C422AEFC80E", "versionEndIncluding": "15.9", "versionStartIncluding": "15.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "matchCriteriaId": "26472C42-CDB4-4176-B10B-3BF26F5030E3", "versionEndIncluding": "16.10", "versionStartIncluding": "16.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": ".NET Core and Visual Studio Information Disclosure Vulnerability"}, {"lang": "es", "value": "Una Vulnerabilidad de Divulgaci\u00f3n de Informaci\u00f3n en .NET Core y Visual Studio"}], "id": "CVE-2021-34485", "lastModified": "2026-10-07T17:16:42.997", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-34485", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-07T16:08:14.030039Z", "version": "2.0.3"}}]}, "published": "2021-08-12T18:15:09.157", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34485"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34485"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-200"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2021:3144", "cpe": "cpe:/a:redhat:rhel_dotnet:2.1::el7", "package": "rh-dotnet21-0:2.1-28.el7_9", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2021-08-11T00:00:00Z"}, {"advisory": "RHSA-2021:3144", "cpe": "cpe:/a:redhat:rhel_dotnet:2.1::el7", "package": "rh-dotnet21-dotnet-0:2.1.525-1.el7_9", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2021-08-11T00:00:00Z"}, {"advisory": "RHSA-2021:3143", "cpe": "cpe:/a:redhat:rhel_dotnet:3.1::el7", "package": "rh-dotnet31-dotnet-0:3.1.118-1.el7_9", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2021-08-11T00:00:00Z"}, {"advisory": "RHSA-2021:3147", "cpe": "cpe:/a:redhat:rhel_dotnet:5.0::el7", "package": "rh-dotnet50-dotnet-0:5.0.206-1.el7_9", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2021-08-12T00:00:00Z"}, {"advisory": "RHSA-2021:3142", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet3.1-0:3.1.118-1.el8_4", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-08-11T00:00:00Z"}, {"advisory": "RHSA-2021:3145", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet-0:2.1.525-1.el8_4", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-08-11T00:00:00Z"}, {"advisory": "RHSA-2021:3148", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet5.0-0:5.0.206-1.el8_4", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-08-12T00:00:00Z"}], "bugzilla": {"description": "dotnet: Dump file created world-readable", "id": "1990286", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1990286"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-732", "details": [".NET Core and Visual Studio Information Disclosure Vulnerability"], "name": "CVE-2021-34485", "public_date": "2021-08-10T19:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-34485\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-34485\nhttps://github.com/dotnet/announcements/issues/196\nhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34485"], "threat_severity": "Low"}