high
8.8
CWE
787 119
Advisory Published
Updated

CVE-2021-45607: Buffer Overflow

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, RAX200 before 1.0.5.126, RAX75 before 1.0.5.126, and RAX80 before 1.0.5.126.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear R6400v2 Firmware<1.0.4.118
NETGEAR R6400v2
Netgear R6700v3 Firmware<1.0.4.118
NETGEAR R6700v3
Netgear R6900p Firmware<1.3.3.140
Netgear R6900P
Netgear R7000 Firmware<1.0.11.126
NETGEAR R7000
Netgear R7000p Firmware<1.3.3.140
Netgear R7000P
Netgear Rax200 Firmware<1.0.5.126
NETGEAR RAX200
Netgear Rax75 Firmware<1.0.5.126
Netgear Rax75
Netgear Rax80 Firmware<1.0.5.126
Netgear Rax80
All of
Netgear R6400v2 Firmware<1.0.4.118
NETGEAR R6400v2
All of
Netgear R6700v3 Firmware<1.0.4.118
NETGEAR R6700v3
All of
Netgear R6900p Firmware<1.3.3.140
Netgear R6900P
All of
Netgear R7000 Firmware<1.0.11.126
NETGEAR R7000
All of
Netgear R7000p Firmware<1.3.3.140
Netgear R7000P
All of
Netgear Rax200 Firmware<1.0.5.126
NETGEAR RAX200
All of
Netgear Rax75 Firmware<1.0.5.126
Netgear Rax75
All of
Netgear Rax80 Firmware<1.0.5.126
Netgear Rax80

Remedy

https://kb.netgear.com/000064531/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2021-0128

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Reference Links

Frequently Asked Questions

  • How does CVE-2021-45607 affect NETGEAR devices?

    CVE-2021-45607 affects certain NETGEAR devices through a stack-based buffer overflow vulnerability that can be exploited by an authenticated user.

  • Which NETGEAR devices are affected by CVE-2021-45607?

    NETGEAR devices R6400v2, R6700v3, R6900P, R7000, R7000P, RAX200, RAX75, and RAX80 are affected by CVE-2021-45607.

  • What is the severity of CVE-2021-45607?

    The severity of CVE-2021-45607 is high, with a severity value of 8.8.

  • How can an authenticated user exploit CVE-2021-45607?

    An authenticated user can exploit CVE-2021-45607 by triggering a stack-based buffer overflow in the affected NETGEAR devices.

  • How can I fix CVE-2021-45607?

    To fix CVE-2021-45607, users should update their firmware to the specified versions provided by NETGEAR in their security advisory.

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