Microsoft · Open Management Infrastructure (OMI)
CVE-2021-38647
Open Management Infrastructure (OMI) Remote Code Execution Vulnerability
Exploited in attacks
Used by ransomware
Critical 9.8 Attack chance: 99.9%
What it is
Open Management Infrastructure (OMI) Remote Code Execution Vulnerability
CISA: Microsoft Open Management Infrastructure (OMI) within Azure VM Management Extensions contains an unspecified vulnerability allowing remote code execution.
What to do
Apply updates per vendor instructions.
Deadline for US federal agencies: November 17, 2021
More exploited flaws from Microsoft
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Nov 3, 2021 | Privilege Escalation | Open Management Infrastructure (OMI) | High 7.8 | 2.7% |
| Nov 3, 2021 | Privilege Escalation | Open Management Infrastructure (OMI) | High 7.8 | 11% |
| Nov 3, 2021 | Privilege Escalation | Open Management Infrastructure (OMI) | High 7.0 | 2.9% |
| Oct 13, 2026 | Command Injection | Windows | High 8.8 | 9.8% |
| Sep 25, 2026 | Code Injection | SharePoint | High 8.8 | 8.2% |
| Sep 8, 2026 | Link Following | Windows | High 7.8 | 0.4% |
| Sep 8, 2026 | Heap-Based Buffer Overflow | Windows | High 7.8 | 0.4% |
| Aug 26, 2026 | Remote Code Execution | SQL Server | High 8.8 | 57% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.