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Weekly Signal
Live intelligence Updated 19 Aug 2026 · 20:27 UTC

Microsoft · Azure Automation State Configuration, Azure Automation Update Management, Azure Diagnostics (lad) +8 more

CVE-2021-38647

Microsoft Open Management Infrastructure (OMI) Remote Code Execution Vulnerability

Recommended action

Treat this as an immediate remediation priority. Apply updates per vendor instructions.

View response plan
CVSS9.8
EPSS99.9%
KEVYes
ExploitationConfirmed exploitation
PatchPatch or guidance available ↓

Assessment

Why it matters

CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 99.9%; technical severity is CVSS 9.8.

Open Management Infrastructure (OMI) Remote Code Execution Vulnerability

Who should care

  • Teams operating Azure Automation State Configuration, Azure Automation Update Management, Azure Diagnostics (lad) +8 more
  • Vulnerability and exposure management teams
  • Security operations teams monitoring exploitation activity

Response plan

What I would do

  1. Confirm whether Azure Automation State Configuration, Azure Automation Update Management, Azure Diagnostics (lad) +8 more is present in the environment.
  2. Identify affected versions and establish whether vulnerable services are exposed or reachable.
  3. Apply updates per vendor instructions.
  4. Review relevant security telemetry for evidence of attempted or successful exploitation.
  5. Document the remediation decision and track it to verified completion.

Vendor remediation

Patch and remediation links

Use the vendor source below to confirm the correct fixed version, package or mitigation for your affected product.

Technical details

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-1390
Affected versions
Microsoft Azure Automation State Configuration (Version: -); Microsoft Azure Automation Update Management (Version: -); Microsoft Azure Diagnostics (lad) (Version: -); Microsoft Azure Security Center (Version: -); Microsoft Azure Sentinel (Version: -); Microsoft Azure Stack Hub (Version: -); Microsoft Container Monitoring Solution (Version: -); Microsoft Log Analytics Agent (Version: -)
Published
15 September 2021
Attack vector
Network
Privileges required
None
User interaction
None

Signal timeline

  1. CVE published
  2. Added to CISA KEV
  3. Latest EPSS score: 99.9%
  4. Signal calculated at 88

External references

Live public intelligence This assessment combines public-source evidence. Validate the affected product, version and exposure against your own environment before making a risk decision.