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AUSCERT External Security Bulletin Redistribution
ESB-2023.0871
2023.1 IPU - Intel Atom and Intel Xeon Scalable Processors Advisory
15 February 2023
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AusCERT Security Bulletin Summary
---------------------------------
Product: Intel Atom
Intel Xeon
Publisher: Intel
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Resolution: Patch/Upgrade
CVE Names: CVE-2022-21216
Original Bulletin:
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00700.html
Comment: CVSS (Max): 7.5 CVE-2022-21216 (CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:L)
CVSS Source: Intel
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:L
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Intel ID: INTEL-SA-00700
Advisory Category: Hardware
Impact of vulnerability : Escalation of Privilege
Severity rating : HIGH
Original release: 02/14/2023
Last revised: 02/14/2023
Summary:
A potential security vulnerability in some Intel Atom and Intel Xeon Scalable
Processors may allow escalation of privilege. Intel is releasing firmware
updates to mitigate this potential vulnerability.
Vulnerability Details:
CVEID: CVE-2022-21216
Description: 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.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:L
Affected Products:
+--------------------------------------------+----------------+------------------+
|Product Collection |Vertical Segment|CPU ID |
+--------------------------------------------+----------------+------------------+
|3rd Generation Intel Xeon Scalable |Server |606A6 |
|Processors | | |
+--------------------------------------------+----------------+------------------+
|Intel Atom P59xx Processors |Edge & Network |80664, 80665 |
+--------------------------------------------+----------------+------------------+
|Intel Atom P53xx Processors |Edge & Network |80664, 80665 |
+--------------------------------------------+----------------+------------------+
|Intel Atom C53xx Processors |Edge & Network |80667 |
+--------------------------------------------+----------------+------------------+
Recommendations:
Intel recommends that users of Intel 3rd Generation Intel Xeon Scalable
Processors and Intel Atom update to the latest version provided by the system
manufacturer that addresses these issues.
Acknowledgements:
The following issue was found internally by Intel. Intel would like to thank
Erik C. Bjorge, DCG Red Team.
Intel, and nearly the entire technology industry, follows a disclosure practice
called Coordinated Disclosure, under which a cybersecurity vulnerability is
generally publicly disclosed only after mitigations are available.
Revision History
Revision Date Description
1.0 02/14/2023 Initial Release
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