CVE-2021-45527

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 26, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-455287.2Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6300v2 before 1.0.4.52, R6400 before 1.0.1CVE-2021-455297.2Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects CBR40 before 2.3.5.12, D7000v2 before 1.0.0CVE-2021-455308.8Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R7000 before 1.0.11.126, R7960P before 1.4.CVE-2021-455318.8NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user.CVE-2021-455327.8NETGEAR R8000 devices before 1.0.4.76 are affected by command injection by an authenticated user.CVE-2021-455336.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects EX6120 before 1.0.0.66, EX6130 before 1.0.0CVE-2021-455347.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects AC2100 before 1.2.0.88, AC2400 before 1.2.0CVE-2021-455356.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RAX200 before 1.0.3.106, RAX80 before 1.0.3CVE-2021-455366.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RAX75 before 1.0.3.106, RAX80 before 1.0.3.CVE-2021-455376.8Certain NETGEAR devices are affected by command injection by an authenticated user . This affects RAX200 before 1.0.3.106, RAX75 before 1.0.CVE-2021-455386.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RAX75 before 1.0.3.106, RAX80 before 1.0.3.CVE-2021-455396.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7900P before 1.4.2.84, R7960P before 1.4.2
CVE-2021-45527: Critical severity, CVSS 9.8 | Vulnix