Open Management Infrastructure Elevation of Privilege Vulnerability
Published 2021-09-15 12:15:15
Updated 2023-12-28 20:16:03
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

CVE-2021-38648 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Microsoft Open Management Infrastructure (OMI) Privilege Escalation Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Microsoft Open Management Infrastructure (OMI) within Azure VM Management Extensions contains an unspecified vulnerability allowing privilege escalation.
Added on 2021-11-03 Action due date 2021-11-17

Exploit prediction scoring system (EPSS) score for CVE-2021-38648

96.44%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2021-38648

  • Microsoft OMI Management Interface Authentication Bypass
    Disclosure Date: 2021-09-14
    First seen: 2022-12-23
    exploit/linux/local/cve_2021_38648_omigod
    By removing the authentication exchange, an attacker can issue requests to the local OMI management socket that will cause it to execute an operating system command as the root user. This vulnerability was patched in OMI version 1.6.8-1 (released September 8th 2021).

CVSS scores for CVE-2021-38648

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.6
MEDIUM AV:L/AC:L/Au:N/C:P/I:P/A:P
3.9
6.4
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
Microsoft Corporation

CWE ids for CVE-2021-38648

  • When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-38648

Products affected by CVE-2021-38648

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