CVE-2022-21216

Publication date 16 February 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.8 · Medium

Score breakdown

Insufficient granularity of access control in out-of-band management in some Intel(R) Atom and Intel Xeon Scalable Processors may allow a privileged user to potentially enable escalation of privilege via adjacent network access.

Status

Package Ubuntu Release Status
intel-microcode 22.10 kinetic
Fixed 3.20230214.0ubuntu0.22.10.1
22.04 LTS jammy
Fixed 3.20230214.0ubuntu0.22.04.1
20.04 LTS focal
Fixed 3.20230214.0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 3.20230214.0ubuntu0.18.04.1
16.04 LTS xenial
Fixed 3.20230214.0ubuntu0.16.04.1+esm1
14.04 LTS trusty Ignored trusty doesn’t support runtime microcode loading

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Severity score breakdown

Parameter Value
Base score 6.8 · Medium
Attack vector Adjacent
Attack complexity Low
Privileges required High
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-5886-1
    • Intel Microcode vulnerabilities
    • 27 February 2023

Other references