{"identifier":"CVE-2021-38647","cve":{"id":"CVE-2021-38647","description":"Open Management Infrastructure (OMI) Remote Code Execution Vulnerability","published":"2021-09-15T12:15:15.090000+00:00","modified":"2026-08-10T20:18:56.117000+00:00","status":"Analyzed","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_version":"3.1","affected":[{"criteria":"cpe:2.3:a:microsoft:azure_automation_state_configuration:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:azure_automation_update_management:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:azure_diagnostics_\\(lad\\):-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:azure_security_center:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:azure_sentinel:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:azure_stack_hub:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:container_monitoring_solution:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:log_analytics_agent:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""},{"criteria":"cpe:2.3:a:microsoft:open_management_infrastructure:*:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":"1.6.8-1"},{"criteria":"cpe:2.3:a:microsoft:system_center_operations_manager:-:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"","versionEndExcluding":""}],"weaknesses":["NVD-CWE-noinfo"],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38647","source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/164694/Microsoft-OMI-Management-Interface-Authentication-Bypass.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38647","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38647","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"]}],"kev":{"cveID":"CVE-2021-38647","vendorProject":"Microsoft","product":"Open Management Infrastructure (OMI)","vulnerabilityName":"Microsoft Open Management Infrastructure (OMI) Remote Code Execution Vulnerability","dateAdded":"2021-11-03","shortDescription":"Microsoft Open Management Infrastructure (OMI) within Azure VM Management Extensions contains an unspecified vulnerability allowing remote code execution.","requiredAction":"Apply updates per vendor instructions.","dueDate":"2021-11-17","knownRansomwareCampaignUse":"Known","forensicTriage":"No","notes":"https://nvd.nist.gov/vuln/detail/CVE-2021-38647","cwes":["CWE-1390"]},"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9},{"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:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-02-04T14:45:47.017000Z","id":"CVE-2021-38647","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_automation_state_configuration:-:*:*:*:*:*:*:*","matchCriteriaId":"DEC617A6-F1BC-44DE-A9BB-BECF2E788B0E"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_automation_update_management:-:*:*:*:*:*:*:*","matchCriteriaId":"23A8B342-E863-4C71-9CE1-FB325FF34829"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_diagnostics_\\(lad\\):-:*:*:*:*:*:*:*","matchCriteriaId":"37AC51D6-F6F3-45D8-91E7-6EDD01C0273E"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_security_center:-:*:*:*:*:*:*:*","matchCriteriaId":"BA1626DA-5B19-4291-B840-633EF458984C"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_sentinel:-:*:*:*:*:*:*:*","matchCriteriaId":"B80F8C3B-BEF9-43D5-9455-6C6F608CF519"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:azure_stack_hub:-:*:*:*:*:*:*:*","matchCriteriaId":"B457DA44-AD83-4E5C-B180-8A227462EC60"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:container_monitoring_solution:-:*:*:*:*:*:*:*","matchCriteriaId":"68A461E8-C834-4F97-98E3-516A191A3BAA"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:log_analytics_agent:-:*:*:*:*:*:*:*","matchCriteriaId":"FDAE892B-324C-45E3-BFA0-C2B7B6939F54"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:open_management_infrastructure:*:*:*:*:*:*:*:*","versionEndExcluding":"1.6.8-1","matchCriteriaId":"BAB66E86-E1A2-484F-9A76-F04A308CB182"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:system_center_operations_manager:-:*:*:*:*:*:*:*","matchCriteriaId":"79983385-D5FE-4F76-924C-A2AA7E5BAAE8"}]}]}],"source":"nvd","retrieved_at":"2026-10-28T16:19:04.073219+00:00","exploited":true,"kev_stale":false,"products":["microsoft / azure automation state configuration","microsoft / azure automation update management","microsoft / azure diagnostics \\(lad\\)","microsoft / azure security center"],"priority":{"label":"Known exploitation: prioritize review","reasons":["CISA KEV lists real-world exploitation."]},"epss":{"probability":0.99933,"percentile":0.9997,"date":"2026-10-28","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"msrc.microsoft.com","source_url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38647","investigate_url":"https://investigate.aeglixmind.com/#msrc.microsoft.com"},{"domain":"packetstormsecurity.com","source_url":"http://packetstormsecurity.com/files/164694/Microsoft-OMI-Management-Interface-Authentication-Bypass.html","investigate_url":"https://investigate.aeglixmind.com/#packetstormsecurity.com"},{"domain":"portal.msrc.microsoft.com","source_url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38647","investigate_url":"https://investigate.aeglixmind.com/#portal.msrc.microsoft.com"},{"domain":"www.cisa.gov","source_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38647","investigate_url":"https://investigate.aeglixmind.com/#www.cisa.gov"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2021-38647","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2021-38647","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2021-38647","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}