{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2021-31957", "ASSIGNER": "secure@microsoft.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "ASP.NET Core Denial of Service Vulnerability" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Denial of Service" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Microsoft", "product": { "product_data": [ { "product_name": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)", "version": { "version_data": [ { "version_affected": "<", "version_name": "16.0", "version_value": "16.4.23" } ] } }, { "product_name": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)", "version": { "version_data": [ { "version_affected": "<", "version_name": "16.0.0", "version_value": "16.7.16" } ] } }, { "product_name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "version": { "version_data": [ { "version_affected": "<", "version_name": "15.0.0", "version_value": "16.9.7" } ] } }, { "product_name": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)", "version": { "version_data": [ { "version_affected": "<", "version_name": "16.10.0", "version_value": "16.10.1" } ] } }, { "product_name": "Visual Studio 2019 for Mac version 8.10", "version": { "version_data": [ { "version_affected": "<", "version_name": "8.1.0", "version_value": "8.10.1" } ] } }, { "product_name": ".NET Core 3.1", "version": { "version_data": [ { "version_affected": "<", "version_name": "3.1", "version_value": "3.1.16" } ] } }, { "product_name": ".NET 5.0", "version": { "version_data": [ { "version_affected": "<", "version_name": "5.0.0", "version_value": "5.0.7" } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957", "refsource": "MISC", "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMHWHRRYDHKM6BIINW5V7OCSW4SDWB4W/", "refsource": "MISC", "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMHWHRRYDHKM6BIINW5V7OCSW4SDWB4W/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4PRVVLXXQEF4SEJOBV3VRJHGX7YHY2CG/", "refsource": "MISC", "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4PRVVLXXQEF4SEJOBV3VRJHGX7YHY2CG/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMAO4NG2OQ4PCXUQWMNSCMYWLIJJY6UY/", "refsource": "MISC", "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMAO4NG2OQ4PCXUQWMNSCMYWLIJJY6UY/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVCDYIP4A6DDRT7G6P3ZW6PKNK2DNWJ2/", "refsource": "MISC", "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVCDYIP4A6DDRT7G6P3ZW6PKNK2DNWJ2/" } ] }, "impact": { "cvss": [ { "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.9, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C" } ] } }