critical
10
CWE
120 119
Advisory Published
Updated

CVE-2021-45610: Buffer Overflow

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.66, D6400 before 1.0.0.100, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, DC112A before 1.0.0.52, DGN2200v4 before 1.0.0.118, EAX80 before 1.0.1.64, R6250 before 1.0.4.48, R7000 before 1.0.11.110, R7100LG before 1.0.0.72, R7900 before 1.0.4.30, R7960P before 1.4.1.64, R8000 before 1.0.4.62, RAX200 before 1.0.3.106, RS400 before 1.5.1.80, XR300 before 1.0.3.68, R6400v2 before 1.0.4.106, R7000P before 1.3.2.132, R8000P before 1.4.1.64, RAX20 before 1.0.2.82, RAX45 before 1.0.2.82, RAX80 before 1.0.3.106, R6700v3 before 1.0.4.106, R6900P before 1.3.2.132, R7900P before 1.4.1.64, RAX15 before 1.0.2.82, RAX50 before 1.0.2.82, and RAX75 before 1.0.3.106.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear D6220 Firmware<1.0.0.66
NETGEAR D6220
NETGEAR R6400v2<1.0.0.100
Netgear D6400
NETGEAR R6400v2<1.0.0.66
NETGEAR R6400v2
Netgear D8500 Firmware<1.0.3.58
Netgear D8500
Netgear Dc112a Firmware<1.0.0.52
Netgear DC112A
NETGEAR R6400v2<1.0.0.118
Netgear Dgn2200v4
Netgear Eax80 Firmware<1.0.1.64
Netgear Eax80
netgear R6250 Firmware<1.0.4.48
NETGEAR R6250
Netgear R7000 Firmware<1.0.11.110
NETGEAR R7000
Netgear R7000p Firmware<1.3.2.132
Netgear R7000P
Netgear R8000 Firmware<1.0.4.62
NETGEAR R8000
Netgear R8000p Firmware<1.4.1.64
Netgear R8000p
Netgear R7100lg Firmware<1.0.0.72
Netgear R7100LG
Netgear R7900 Firmware<1.0.4.30
Netgear R7900
Netgear R7900p Firmware<1.4.1.64
Netgear R7900p
Netgear R7960p Firmware<1.4.1.64
Netgear R7960p
Netgear R6900p Firmware<1.3.2.132
Netgear R6900P
Netgear R6400v2 Firmware<1.0.4.106
NETGEAR R6400v2
Netgear R6700v3 Firmware<1.0.4.106
NETGEAR R6700v3
Netgear Xr300 Firmware<1.0.3.68
Netgear XR300
Netgear Rs400 Firmware<1.5.1.80
Netgear Rs400
Netgear Rax200 Firmware<1.0.3.106
NETGEAR RAX200
Netgear Rax20 Firmware<1.0.2.82
Netgear Rax20
Netgear Rax45 Firmware<1.0.2.82
Netgear Rax45
Netgear Rax80 Firmware<1.0.3.106
Netgear Rax80
Netgear Rax15 Firmware<1.0.2.82
Netgear Rax15
Netgear Rax50 Firmware<1.0.2.82
Netgear Rax50
Netgear Rax75 Firmware<1.0.3.106
Netgear Rax75

Remedy

https://kb.netgear.com/000064487/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0322

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-45610?

    CVE-2021-45610 is a vulnerability that affects certain NETGEAR devices causing a buffer overflow by an unauthenticated attacker.

  • Which NETGEAR devices are affected by CVE-2021-45610?

    NETGEAR devices D6220, D6400, D7000v2, D8500, DC112A, DGN2200v4, EAX80, R6250, R7000, R7000P, R8000, R8000P, R7100lg, R7900, R7900P, R7960p, R6900P, R6400v2, R6700v3, XR300, RS400, Rax200, Rax20, Rax45, Rax80, Rax15, Rax50, Rax75, R7900P, and R7960p are affected by CVE-2021-45610.

  • What is the severity of CVE-2021-45610?

    CVE-2021-45610 has a severity rating of 9.8 (Critical).

  • How can I fix CVE-2021-45610?

    To fix CVE-2021-45610, update the firmware of the affected NETGEAR devices to the latest version provided by NETGEAR.

  • Where can I find more information about CVE-2021-45610?

    You can find more information about CVE-2021-45610 in the NETGEAR security advisory at the following link: [https://kb.netgear.com/000064487/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0322](https://kb.netgear.com/000064487/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0322)

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