critical
9.8
CWE
120 119
Advisory Published
Updated

CVE-2021-45527: Buffer Overflow

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.68, D6400 before 1.0.0.102, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, DC112A before 1.0.0.54, EX7000 before 1.0.1.94, EX7500 before 1.0.0.72, R6250 before 1.0.4.48, R6300v2 before 1.0.4.52, R6400 before 1.0.1.70, R6400v2 before 1.0.4.102, R6700v3 before 1.0.4.102, R7000 before 1.0.11.116, R7100LG before 1.0.0.64, R7850 before 1.0.5.68, R7900 before 1.0.4.30, R7960P before 1.4.1.68, R8000 before 1.0.4.52, RAX200 before 1.0.2.88, RBS40V before 2.6.2.4, RS400 before 1.5.1.80, XR300 before 1.0.3.56, R7000P before 1.3.2.124, R8000P before 1.4.1.68, R8500 before 1.0.2.144, RAX80 before 1.0.3.102, R6900P before 1.3.2.124, R7900P before 1.4.1.68, R8300 before 1.0.2.144, RAX75 before 1.0.3.102, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, and RBK852 before 3.2.17.12.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear Rbk752 Firmware<3.2.17.12
Netgear Rbk752
Netgear Rbr750 Firmware<3.2.17.12
Netgear Rbr750
Netgear Rbs750 Firmware<3.2.17.12
Netgear Rbs750
Netgear Rbk852 Firmware<3.2.17.12
Netgear Rbk852
Netgear Rbr850 Firmware<3.2.17.12
NETGEAR RBR850
Netgear Rbs850 Firmware<3.2.17.12
Netgear Rbs850
Netgear D6220 Firmware<1.0.0.68
NETGEAR D6220
NETGEAR R6400v2<1.0.0.102
Netgear D6400
NETGEAR R6400v2<1.0.0.66
NETGEAR R6400v2
Netgear D8500 Firmware<1.0.3.58
Netgear D8500
Netgear Dc112a Firmware<1.0.0.54
Netgear DC112A
Netgear Ex7000 Firmware<1.0.1.94
NETGEAR EX7000
Netgear Ex7500 Firmware<1.0.0.72
Netgear Ex7500
netgear R6250 Firmware<1.0.4.48
NETGEAR R6250
Netgear R6300v2 Firmware<1.0.4.52
Netgear R6300v2
Netgear R6400 Firmware<1.0.1.70
NETGEAR R6400
Netgear R6400v2 Firmware<1.0.4.102
NETGEAR R6400v2
Netgear R6700v3 Firmware<1.0.4.102
NETGEAR R6700v3
Netgear R7000 Firmware<1.0.11.116
NETGEAR R7000
Netgear R7100lg Firmware<1.0.0.64
Netgear R7100LG
Netgear R7850 Firmware<1.0.5.68
NETGEAR R6400v2
Netgear R7900 Firmware<1.0.4.30
Netgear R7900
Netgear R7960p Firmware<1.4.1.68
Netgear R7960p
Netgear R8000 Firmware<1.0.4.52
NETGEAR R8000
Netgear Rax200 Firmware<1.0.2.88
NETGEAR RAX200
Netgear Rax75 Firmware<1.0.3.102
Netgear Rax75
Netgear Rax80 Firmware<1.0.3.102
Netgear Rax80
Netgear Rbs40v Firmware<2.6.2.4
Netgear Rbs40v
Netgear Xr300 Firmware<1.0.3.56
Netgear XR300
Netgear Rs400 Firmware<1.5.1.80
Netgear Rs400
Netgear R7000p Firmware<1.3.2.124
Netgear R7000P
Netgear R8000p Firmware<1.4.1.68
Netgear R8000p
Netgear R8500 Firmware<1.0.2.144
NETGEAR R8500
Netgear R6900p Firmware<1.3.2.124
Netgear R6900P
Netgear R7900p Firmware<1.4.1.68
Netgear R7900p
Netgear R8300 Firmware<1.0.2.144
NETGEAR R8300

Remedy

https://kb.netgear.com/000064493/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0437

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