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AUSCERT External Security Bulletin Redistribution
Intel SA-00340: MPSS Advisory
13 February 2020
AusCERT Security Bulletin Summary
Product: Intel Manycore Platform Software Stack
Operating System: Linux variants
Impact/Access: Increased Privileges -- Existing Account
CVE Names: CVE-2020-0563
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The latest security information on Intel products.
Intel MPSS Advisory
Intel ID: INTEL-SA-00340
Advisory Category: Software
Impact of vulnerability : Escalation of Privilege
Severity rating : MEDIUM
Original release: 02/11/2020
Last revised: 02/11/2020
A potential security vulnerability in Intel Manycore Platform Software Stack
(MPSS) may allow escalation of privilege. Intel is releasing software updates
to mitigate this potential vulnerability.
Description: Improper permissions in the installer for Intel(R) MPSS before
version 3.8.6 may allow an authenticated user to potentially enable escalation
of privilege via local access.
CVSS Base Score: 6.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Intel MPSS before version 3.8.6.
Intel recommends updating Intel MPSS to version 3.8.6 or later.
Updates are available for download at this location: https://software.intel.com
Intel would like to thank Marius Gabriel Mihai for reporting this issue.
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 Date Description
1.0 02/11/2020 Initial Release
Legal Notices and Disclaimers
Intel provides these materials as-is, with no express or implied warranties.
All products, dates, and figures specified are preliminary based on current
expectations, and are subject to change without notice.
Intel, processors, chipsets, and desktop boards may contain design defects or
errors known as errata, which may cause the product to deviate from published
specifications. Current characterized errata are available on request.
Intel technologies features and benefits depend on system configuration and
may require enabled hardware, software or service activation. Performance
varies depending on system configuration. No computer system can be absolutely
secure. Check with your system manufacturer or retailer or learn more at https:
Some results have been estimated or simulated using internal Intel analysis or
architecture simulation or modeling, and provided to you for informational
purposes. Any differences in your system hardware, software or configuration
may affect your actual performance.
Intel and the Intel logo are trademarks of Intel Corporation in the United
States and other countries.
*Other names and brands may be claimed as the property of others.
Copyright (C) Intel Corporation 2019
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