{"affected":[{"affectedData":[{"product":"Windows Server","vendor":"Microsoft","versions":[{"status":"affected","version":"2019"},{"status":"affected","version":"2019  (Core installation)"},{"status":"affected","version":"2016"},{"status":"affected","version":"2016  (Core installation)"},{"status":"affected","version":"2008 for 32-bit Systems Service Pack 2"},{"status":"affected","version":"2008 for 32-bit Systems Service Pack 2 (Core installation)"},{"status":"affected","version":"2008 for x64-based Systems Service Pack 2"},{"status":"affected","version":"2008 for x64-based Systems Service Pack 2 (Core installation)"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1 (Core installation)"},{"status":"affected","version":"2012"},{"status":"affected","version":"2012 (Core installation)"},{"status":"affected","version":"2012 R2"},{"status":"affected","version":"2012 R2 (Core installation)"}]},{"product":"Windows Server, version 1909 (Server Core installation)","vendor":"Microsoft","versions":[{"status":"affected","version":"unspecified"}]},{"product":"Windows Server, version 1903 (Server Core installation)","vendor":"Microsoft","versions":[{"status":"affected","version":"unspecified"}]},{"product":"Windows Server, version 2004 (Server Core installation)","vendor":"Microsoft","versions":[{"status":"affected","version":"unspecified"}]}],"source":"secure@microsoft.com"}],"cisaActionDue":"2022-05-03","cisaExploitAdd":"2021-11-03","cisaRequiredAction":"Apply updates per vendor instructions.","cisaVulnerabilityName":"Microsoft Windows DNS Server Remote Code Execution Vulnerability","configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*","matchCriteriaId":"5F422A8C-2C4E-42C8-B420-E0728037E15C","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*","matchCriteriaId":"AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*","matchCriteriaId":"A7DF96F8-BA6A-4780-9CA3-F719B3F81074","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*","matchCriteriaId":"DB18C4CE-5917-401E-ACF7-2747084FD36E","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*","matchCriteriaId":"041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7","vulnerable":true},{"criteria":"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*","matchCriteriaId":"DB79EE26-FC32-417D-A49C-A1A63165A968","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A remote code execution vulnerability exists in Windows Domain Name System servers when they fail to properly handle requests, aka 'Windows DNS Server Remote Code Execution Vulnerability'."},{"lang":"es","value":"Se presenta una vulnerabilidad de ejecución de código remota en los servidores de Windows Domain Name System cuando presentan un fallo al manejar apropiadamente las peticiones, también se conoce como \"Windows DNS Server Remote Code Execution Vulnerability\""}],"id":"CVE-2020-1350","lastModified":"2026-06-17T03:01:10.590","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":10.0,"confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C","version":"2.0"},"exploitabilityScore":10.0,"impactScore":10.0,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10.0,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":6.0,"source":"nvd@nist.gov","type":"Primary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10.0,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":6.0,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2020-1350","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2025-02-07T14:38:31.758044Z","version":"2.0.3"}}]},"published":"2020-07-14T23:15:13.087","references":[{"source":"secure@microsoft.com","tags":["Third Party Advisory","VDB Entry"],"url":"http://packetstormsecurity.com/files/158484/SIGRed-Windows-DNS-Denial-Of-Service.html"},{"source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1350"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"url":"http://packetstormsecurity.com/files/158484/SIGRed-Windows-DNS-Denial-Of-Service.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1350"},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1350"}],"sourceIdentifier":"secure@microsoft.com","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"},{"description":[{"lang":"en","value":"CWE-20"}],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}]}