CVE-2021-37566: Critical severity mediatek mt7603e firmware vulnerability

Published Dec 25, 2021
·
Updated

MediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT7610, MT7613, MT7615, MT7620, MT7622, MT7628, MT7629, MT7915; Affected Software Versions 2.0.2; Out-of-bounds write).

Affected Software

18 affected components
MediaTek Mt7603e Firmware=2.0.2
MediaTek MT7603E
MediaTek Mt7610 Firmware=2.0.2
MediaTek MT7610
MediaTek Mt7613 Firmware=2.0.2
MediaTek MT7613
MediaTek Mt7615 Firmware=2.0.2
MediaTek MT7615
MediaTek Mt7620 Firmware=2.0.2
MediaTek MT7620
MediaTek Mt7622 Firmware=2.0.2
MediaTek MT7622
MediaTek Mt7628 Firmware=2.0.2
MediaTek MT7628
MediaTek Mt7629 Firmware=2.0.2
MediaTek MT7629
MediaTek Mt7915 Firmware=2.0.2
MediaTek MT7915

Event History

Dec 25, 2021
CVE Published
via MITRE·11:24 PM
Data Sourced
via MITRE·11:24 PM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2021-37566?

The severity of CVE-2021-37566 is critical with a severity value of 8.8.

2

Which devices are affected by CVE-2021-37566?

NETGEAR devices through 2021-11-11 and other devices using MediaTek microchips are affected by CVE-2021-37566.

3

What is the vulnerability in MediaTek microchips as used in NETGEAR devices through 2021-11-11 and other devices?

MediaTek microchips mishandle IEEE 1905 protocols, leading to an out-of-bounds write vulnerability.

4

How can I fix CVE-2021-37566?

To fix CVE-2021-37566, install the latest firmware update provided by the device manufacturer.

5

Where can I find more information about CVE-2021-37566?

You can find more information about CVE-2021-37566 in the MediaTek Product Security Bulletin for January 2022 and the NETGEAR Security Advisory.

Contact

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