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This CVE ID is unique from CVE-2019-0980, CVE-2019-0981."}, {"lang": "es", "value": "Existe una vulnerabilidad de Denegaci\u00f3n de Servicio (DoS) cuando .NET Framework y .NET Core procesan inapropiadamente cadenas RegEx, conocidas como \".NET Framework y .NET Core Denial of Service Vulnerability\". Este ID de CVE es diferente de CVE-2019-0980, CVE-2019-0981."}], "id": "CVE-2019-0820", "lastModified": "2024-11-21T04:17:20.210", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-05-16T19:29:00.880", "references": [{"source": "secure@microsoft.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:1259"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:1259"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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"cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnet21-dotnet-0:2.1.507-2.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1236", "cpe": "cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnet22-0:2.2-7.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1236", "cpe": "cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnet22-curl-0:7.61.1-2.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1236", "cpe": "cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnet22-dotnet-0:2.2.107-2.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1236", "cpe": "cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnetcore10-dotnetcore-0:1.0.16-1.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1236", "cpe": "cpe:/a:redhat:rhel_dotnet:2.2::el7", "package": "rh-dotnetcore11-dotnetcore-0:1.1.13-1.el7", "product_name": ".NET Core on Red Hat Enterprise Linux", "release_date": "2019-05-15T00:00:00Z"}, {"advisory": "RHSA-2019:1259", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet-0:2.1.507-2.el8_0", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2019-05-22T00:00:00Z"}], "bugzilla": {"description": "dotnet: timeouts for regular expressions are not enforced", "id": "1705506", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1705506"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-400", "details": ["A denial of service vulnerability exists when .NET Framework and .NET Core improperly process RegEx strings, aka '.NET Framework and .NET Core Denial of Service Vulnerability'. This CVE ID is unique from CVE-2019-0980, CVE-2019-0981."], "name": "CVE-2019-0820", "public_date": "2019-05-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-0820\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-0820\nhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820"], "threat_severity": "Moderate"}