-----BEGIN PGP SIGNED MESSAGE-----
AUSCERT External Security Bulletin Redistribution
Intel Ethernet Advisory
10 November 2021
AusCERT Security Bulletin Summary
Product: Intel Ethernet controllers
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Increased Privileges -- Existing Account
Denial of Service -- Existing Account
CVE Names: CVE-2021-0200 CVE-2021-0199 CVE-2021-0198
- --------------------------BEGIN INCLUDED TEXT--------------------
Intel ID: INTEL-SA-00554
Advisory Category: Firmware
Impact of vulnerability : Escalation of Privilege, Denial of Service
Severity rating : MEDIUM
Original release: 11/09/2021
Last revised: 11/09/2021
Potential security vulnerabilities in firmware for some Intel Ethernet
controllers may allow denial of service or escalation of privilege. Intel is
releasing firmware updates to mitigate these potential vulnerabilities.
Description: Out-of-bounds write in the firmware for Intel(R) Ethernet 700
Series Controllers before version 8.2 may allow a privileged user to
potentially enable an escalation of privilege via local access.
CVSS Base Score: 6.0 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Description: Protection mechanism failure in the firmware for the Intel(R)
Ethernet Network Controller E810 before version 220.127.116.11 may allow a privileged
user to cause a denial of service via local access.
CVSS Base Score: 5.1 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
Description: Improper access control in the firmware for the Intel(R) Ethernet
Network Controller E810 before version 18.104.22.168 may allow a privileged user to
potentially enable a denial of service via local access.
CVSS Base Score: 4.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H
Description: Improper input validation in the firmware for the Intel(R)
Ethernet Network Controller E810 before version 22.214.171.124 may allow a privileged
user to potentially enable a denial of service via local access.
CVSS Base Score: 3.4 Low
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L
700-series Ethernet Adapters - Firmware versions as reported by the device,
corresponding to the release are:
o Software release version 26.0 == Device reports firmware 8.2, NVM version
810-series Ethernet Adapters - Firmware versions as reported by the device,
corresponding to the release versions in the CVEs are:
o Software release version 26.3 == Device reports firmware 1.5.5.x NVM
o Software release version 26.4 == Device reports firmware 1.6.0.x, NVM
Intel recommends updating the above Intel Ethernet Controller firmware to the
Updates are available for download at this location: https://
These issues were found internally by Intel employees.
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 11/09/2021 Initial Release
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to email@example.com
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
Australian Computer Emergency Response Team
The University of Queensland
Internet Email: firstname.lastname@example.org
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
-----BEGIN PGP SIGNATURE-----
-----END PGP SIGNATURE-----