cve-2021-27063
Vulnerability from cvelistv5
Published
2021-03-11 15:49
Modified
2024-10-01 15:54
Severity ?
EPSS score ?
Summary
Windows DNS Server Denial of Service Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27063 | Patch, Vendor Advisory |
Impacted products
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T20:40:47.164Z", "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-2021-27063" } ], "title": "CVE Program Container" }, { "metrics": [ { "other": { "content": { "id": "CVE-2021-27063", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-02-27T16:26:41.277144Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-10-01T15:54:54.518Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2019", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2019 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server, version 1909 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server version 2004", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server version 20H2", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2016", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2016 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:*" ], "platforms": [ "32-bit Systems" ], "product": "Windows Server 2008 Service Pack 2", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:*" ], "platforms": [ "32-bit Systems", "x64-based Systems" ], "product": "Windows Server 2008 Service Pack 2 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2008 Service Pack 2", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2008 R2 Service Pack 1", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.1.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2012", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.2.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2012 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.2.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2012 R2", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.3.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2012 R2 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "6.3.0", "versionType": "custom" } ] } ], "datePublic": "2021-03-09T08:00:00+00:00", "descriptions": [ { "lang": "en-US", "value": "Windows DNS Server Denial of Service Vulnerability" } ], "metrics": [ { "cvssV3_1": { "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "Denial of Service", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "dateUpdated": "2023-12-29T20:09:28.259Z", "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-2021-27063" } ], "title": "Windows DNS Server Denial of Service Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-27063", "datePublished": "2021-03-11T15:49:18", "dateReserved": "2021-02-10T00:00:00", "dateUpdated": "2024-10-01T15:54:54.518Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-27063\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-03-11T16:15:17.847\",\"lastModified\":\"2023-12-29T20:15:58.440\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Windows DNS Server Denial of Service Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de Denegaci\u00f3n de Servicio del Servidor DNS de Windows. Este ID de CVE es diferente de CVE-2021-26896\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":5.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"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_2008:sp2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"66CAFDB7-9D41-4E67-AB83-5EB104551FF5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:x86:*:*\",\"matchCriteriaId\":\"DC633D8A-2E7A-4115-95AC-555C42F4942D\"},{\"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\":\"44A1A867-3DAC-4C42-A091-E07B6672EE6F\"},{\"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_2016:20h2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4A190388-AA82-4504-9D5A-624F23268C9F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C253A63F-03AB-41CB-A03A-B2674DEA98AA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0B60D940-80C7-49F0-8F4E-3F99AC15FA82\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB79EE26-FC32-417D-A49C-A1A63165A968\"}]}]}],\"references\":[{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27063\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}" } }
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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.