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AUSCERT External Security Bulletin Redistribution
ESB-2020.1990
2020.1 IPU - BIOS Advisory
10 June 2020
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AusCERT Security Bulletin Summary
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Product: BIOS Firmware
Publisher: Intel
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Virtualisation
Network Appliance
Impact/Access: Increased Privileges -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-0529 CVE-2020-0528
Original Bulletin:
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00322.html
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Public Security Advisory
Intel Product Security Incident Response Team (PSIRT)
secure@intel.com
Title: 2020.1 IPU - BIOS Advisory
Intel ID: INTEL-SA-00322
Advisory Category: Firmware
Impact of vulnerability: Escalation of Privilege, Denial of Service
Summary:
Potential security vulnerabilities in BIOS firmware for some Intel® Processors may allow
escalation of privilege and/or denial of service. Intel is releasing firmware updates to mitigate
these potential vulnerabilities.
Vulnerability Details:
CVEID: CVE-2020-0528
Description: Improper buffer restrictions in BIOS firmware for 7th, 8th, 9th and 10th
Generation Intel(R) Core(TM) Processor families may allow an authenticated user to potentially
enable escalation of privilege and/or denial of service via local access.
CVSS Base Score: 7.5 High
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
CVEID: CVE-2020-0529
Description: Improper initialization in BIOS firmware for 8th, 9th and 10th Generation Intel(R)
Core(TM) Processor families may allow an unauthenticated user to potentially enable
escalation of privilege via local access.
CVSS Base Score: 5.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
Affected Products:
7th Generation Intel® Core processors
8th Generation Intel® Core processors
9th Generation Intel® Core processors
10th Generation Intel® Core processors
Recommendations:
Intel recommends that users of the affected Intel® products update to the latest BIOS
firmware version provided by the system manufacturer that addresses these issues.
Acknowledgements:
Intel would like to thank Dmitry Frolov for reporting CVE-2020-0528, and an Intel partner for
reporting CVE-2020-0529.
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 06/09/2020 Initial Release
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