Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-38648

77
FAUCET Score

CVE-2021-38648 is an Elevation of Privilege vulnerability in Microsoft's Open Management Infrastructure (OMI), affecting various Azure services. With a CVSS score of 7.8 (HIGH), it allows a local, low-privileged attacker to gain full administrative privileges on vulnerable systems with low attack complexity. This vulnerability is actively exploited in the wild, with public exploit modules available, and has garnered significant community and media attention, indicating its critical nature.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_automation_state_configuration:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_automation_update_management:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_diagnostics_\(lad\):-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_open_management_infrastructure:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:azure_security_center:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
11.42%
Probability of exploitation in next 30 days
EPSS Percentile
95.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Nov 3, 2021
Metasploit: Microsoft OMI Management Interface Authentication Bypass · Sep 14, 2021
This CVE's current EPSS score of 0.1142 is in the 99th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Open Management InfrastructureFixed in: OMI Version 1.6.8-1
View patch
microsoftpatch availablevia msrc
Product: System Center Operations Manager (SCOM)Fixed in: OMI version: 1.6.8-1
microsoftpatch availablevia msrc
Product: Azure Automation State Configuration, DSC ExtensionFixed in: DSC Agent versions: 2.71.1.25, 2.70.0.30, 3.0.0.3
microsoftpatch availablevia msrc
Product: Azure Automation Update ManagementFixed in: OMS Agent for Linux GA v1.13.40-0
microsoftpatch availablevia msrc
Product: Log Analytics AgentFixed in: OMS Agent for Linux GA v1.13.40-0
microsoftpatch availablevia msrc
Product: Azure Security CenterFixed in: OMS Agent for Linux GA v1.13.40-0
microsoftpatch availablevia msrc
Product: Azure SentinelFixed in: OMS Agent for Linux GA v1.13.40-0
microsoftpatch availablevia msrc
Product: Azure Diagnostics (LAD)Fixed in: LAD v4.0.13 and LAD v3.0.135
microsoftpatch availablevia msrc
Product: Container Monitoring Solution
microsoftpatch availablevia msrc
Product: Azure Stack HubFixed in: Monitor, Update and Config Mgmnt 1.14.01
microsoftpatch availablevia msrc
Product: Azure Stack HubFixed in: 3.1.135

Vendor Advisories (1)

microsoft2021-Sep/CVE-2021-38648Important

Open Management Infrastructure Elevation of Privilege Vulnerability

Sep 14, 2021

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/164925/Microsoft-OMI-Management-Interface-Authentication-Bypass.html
ExploitThird Party AdvisoryVDB Entry
portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2021-38648
PatchVendor Advisory