cve-2021-27065
Vulnerability from cvelistv5
Published
2021-03-02 23:55
Modified
2024-08-03 20:40
Severity ?
EPSS score ?
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
secure@microsoft.com | http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html | Exploit, Third Party Advisory, VDB Entry | |
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065 | Patch, Vendor Advisory |
Impacted products
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog
Date added: 2021-11-03
Due date: 2021-04-16
Required action: Apply updates per vendor instructions.
Used in ransomware: Known
Notes: Reference CISA's ED 21-02 (https://www.cisa.gov/news-events/directives/ed-21-02-mitigate-microsoft-exchange-premises-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-02. https://nvd.nist.gov/vuln/detail/CVE-2021-27065
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{ "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_22:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2013 Cumulative Update 22", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.00.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_2:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2019 Cumulative Update 2", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.02.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_13:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 13", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } 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"version": "15.00.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_12:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 12", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_8:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 8", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_1:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2019 Cumulative Update 1", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.02.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_9:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 9", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_10:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 10", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_11:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 11", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] } ], "datePublic": "2021-03-02T08:00:00+00:00", "descriptions": [ { "lang": "en-US", "value": "Microsoft Exchange Server Remote Code Execution Vulnerability" } ], "metrics": [ { "cvssV3_1": { "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "Remote Code Execution", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "dateUpdated": "2023-12-29T20:09:28.788Z", "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-2021-27065" }, { "tags": [ "x_refsource_MISC" ], "url": "http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html" }, { "tags": [ "x_refsource_MISC" ], "url": "http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html" } ], "title": "Microsoft Exchange Server Remote Code Execution Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-27065", "datePublished": "2021-03-02T23:55:28", "dateReserved": "2021-02-10T00:00:00", "dateUpdated": "2024-08-03T20:40:47.231Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "cisa_known_exploited": { "cveID": "CVE-2021-27065", "cwes": "[\"CWE-39\"]", "dateAdded": "2021-11-03", "dueDate": "2021-04-16", "knownRansomwareCampaignUse": "Known", "notes": "Reference CISA\u0027s ED 21-02 (https://www.cisa.gov/news-events/directives/ed-21-02-mitigate-microsoft-exchange-premises-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-02. https://nvd.nist.gov/vuln/detail/CVE-2021-27065", "product": "Exchange Server", "requiredAction": "Apply updates per vendor instructions.", "shortDescription": "Microsoft Exchange Server contains an unspecified vulnerability that allows for remote code execution. This vulnerability is part of the ProxyLogon exploit chain.", "vendorProject": "Microsoft", "vulnerabilityName": "Microsoft Exchange Server Remote Code Execution Vulnerability" }, "nvd": "{\"cve\":{\"id\":\"CVE-2021-27065\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-03-03T00:15:12.307\",\"lastModified\":\"2024-07-25T17:34:21.940\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"cisaExploitAdd\":\"2021-11-03\",\"cisaActionDue\":\"2021-04-16\",\"cisaRequiredAction\":\"Apply updates per vendor instructions.\",\"cisaVulnerabilityName\":\"Microsoft Exchange Server Remote Code Execution Vulnerability\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Microsoft Exchange Server Remote Code Execution Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de Ejecuci\u00f3n de c\u00f3digo remota de Microsoft Exchange Server. Este ID de CVE es diferente de CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27078\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":6.8},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_21:*:*:*:*:*:*\",\"matchCriteriaId\":\"B560F8FD-068E-4A16-A37F-A62DCE88FCF2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2013:sp1:*:*:*:*:*:*\",\"matchCriteriaId\":\"0C21F84B-E99C-451D-9EAF-6352FD2B0EAF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_10:*:*:*:*:*:*\",\"matchCriteriaId\":\"63E362CB-CF75-4B7E-A4B1-D6D84AFCBB68\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_11:*:*:*:*:*:*\",\"matchCriteriaId\":\"9BE04790-85A2-4078-88CE-1787BC5172E7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_12:*:*:*:*:*:*\",\"matchCriteriaId\":\"CCF101BE-27FD-4E2D-A694-C606BD3D1ED7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_13:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DF5BDB5-205D-4B64-A49A-0152AFCF4A13\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_14:*:*:*:*:*:*\",\"matchCriteriaId\":\"55284CF7-0D04-4216-83FE-4B1F9CA94207\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_15:*:*:*:*:*:*\",\"matchCriteriaId\":\"CA2CE223-AA49-49E6-AC32-59270EFF55AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*\",\"matchCriteriaId\":\"4830D6A9-AF74-480C-8F69-8648CD619980\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*\",\"matchCriteriaId\":\"079E1E3F-FF25-4B0D-AC98-191D6455A014\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_18:*:*:*:*:*:*\",\"matchCriteriaId\":\"29805EC7-6403-44B9-91EC-109C087E98EB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*\",\"matchCriteriaId\":\"28FCA0E8-7D27-4746-9731-91B834CA3E64\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_8:*:*:*:*:*:*\",\"matchCriteriaId\":\"075E907F-AF2F-4C31-86C7-51972BE412A1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"40D8A6DB-9225-4A3F-AD76-192F6CCCF002\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_1:*:*:*:*:*:*\",\"matchCriteriaId\":\"051DE6C4-7456-4C42-BC51-253208AADB4E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_2:*:*:*:*:*:*\",\"matchCriteriaId\":\"EE320413-D2C9-4B28-89BF-361B44A3F0FF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_3:*:*:*:*:*:*\",\"matchCriteriaId\":\"104F96DC-E280-4E0A-8586-B043B55888C2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_4:*:*:*:*:*:*\",\"matchCriteriaId\":\"73B3B3FE-7E85-4B86-A983-2C410FFEF4B8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:exchange_server:2019:cumu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Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}" } }
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- 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.