CVE-2021-45528: Buffer Overflow

Published Dec 26, 2021
·
Updated

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R6900 before 1.0.2.8, R7000 before 1.0.9.88, R7900 before 1.0.3.18, R8000 before 1.0.4.46, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.3.88, RAX80 before 1.0.3.88, and WNR3500Lv2 before 1.2.0.62.

Affected Software

44 affected components
All of the following
Netgear R6300v2 Firmware<=1.0.4.52
Netgear R6300v2
All of the following
Netgear R6400 Firmware<1.0.1.52
Netgear R6400
All of the following
Netgear R6900 Firmware<1.0.2.8
Netgear R6900
All of the following
Netgear R7000 Firmware<1.0.9.88
Netgear R7000
All of the following
Netgear R7900 Firmware<1.0.3.18
Netgear R7900
All of the following
Netgear R7900p Firmware<1.4.1.50
Netgear R7900P
All of the following
Netgear R8000 Firmware<1.0.4.46
Netgear R8000
All of the following
Netgear R8000p Firmware<1.4.1.50
Netgear R8000P
All of the following
Netgear Rax75 Firmware<1.0.3.88
Netgear RAX75
All of the following
Netgear Rax80 Firmware<1.0.3.88
Netgear RAX80
All of the following
Netgear Wnr3500lv2 Firmware<1.2.0.62
Netgear WNR3500Lv2
Netgear R6300v2 Firmware<=1.0.4.52
Netgear R6300v2
Netgear R6400 Firmware<1.0.1.52
Netgear R6400
Netgear R6900 Firmware<1.0.2.8
Netgear R6900
Netgear R7000 Firmware<1.0.9.88
Netgear R7000
Netgear R7900 Firmware<1.0.3.18
Netgear R7900
Netgear R7900p Firmware<1.4.1.50
Netgear R7900P
Netgear R8000 Firmware<1.0.4.46
Netgear R8000
Netgear R8000p Firmware<1.4.1.50
Netgear R8000P
Netgear Rax75 Firmware<1.0.3.88
Netgear RAX75
Netgear Rax80 Firmware<1.0.3.88
Netgear RAX80
Netgear Wnr3500lv2 Firmware<1.2.0.62
Netgear WNR3500Lv2

Event History

Dec 26, 2021
CVE Published
via MITRE·12:57 AM
Data Sourced
via MITRE·12:57 AM
DescriptionSeverity
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2021-45528?

CVE-2021-45528 is a vulnerability that affects certain NETGEAR devices, allowing an authenticated user to exploit a buffer overflow.

2

Which NETGEAR devices are affected by CVE-2021-45528?

CVE-2021-45528 affects the following NETGEAR devices: R6300v2, R6400, R6900, R7000, R7900, R8000, R7900P, R8000P, RAX75.

3

What is the severity of CVE-2021-45528?

CVE-2021-45528 has a severity rating of 7.2 (high).

4

How can an authenticated user exploit CVE-2021-45528?

An authenticated user can exploit CVE-2021-45528 by triggering a buffer overflow in the affected NETGEAR devices.

5

Where can I find more information about CVE-2021-45528?

More information about CVE-2021-45528 can be found in the NETGEAR security advisory: https://kb.netgear.com/000064057/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2019-0069

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