CVE DATABASE / CVE-2021-38647
CVE-2021-38647
Microsoft Open Management Infrastructure (OMI) Remote Code Execution Vulnerability
CVSS 9.8 · CRITICAL
⚠ CISA KEV — ACTIVELY EXPLOITED
RANSOMWARE
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2021-11-03.
Federal remediation due 2021-11-17.
Required action: Apply updates per vendor instructions.
Summary
Open Management Infrastructure Remote Code Execution Vulnerability
CVSS 3.1 breakdown
| Base score | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Affected products
Microsoft azure automation state configurationMicrosoft azure automation update managementMicrosoft azure diagnostics \(lad\)Microsoft azure open management infrastructureMicrosoft azure security centerMicrosoft azure sentinelMicrosoft azure stack hubMicrosoft container monitoring solutionMicrosoft log analytics agentMicrosoft system center operations manager
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References
- http://packetstormsecurity.com/files/164694/Microsoft-OMI-Management-Interface-Authentication-Bypass.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38647
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38647
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-30. Always verify against the vendor advisory before acting.