CVE-2021-38527 Information

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.14 EX6100v2 before 1.0.1.98 EX6150v2 before 1.0.1.98 EX6250 before 1.0.0.132 EX6400 before 1.0.2.158 EX6400v2 before 1.0.0.132 EX6410 before 1.0.0.132 EX6420 before 1.0.0.132 EX7300 before 1.0.2.158 EX7300v2 before 1.0.0.132 EX7320 before 1.0.0.132 EX7700 before 1.0.0.216 EX8000 before 1.0.1.232 R7800 before 1.0.2.78 RBK12 before 2.6.1.44 RBR10 before 2.6.1.44 RBS10 before 2.6.1.44 RBK20 before 2.6.1.38 RBR20 before 2.6.1.36 RBS20 before 2.6.1.38 RBK40 before 2.6.1.38 RBR40 before 2.6.1.36 RBS40 before 2.6.1.38 RBK50 before 2.6.1.40 RBR50 before 2.6.1.40 RBS50 before 2.6.1.40 RBK752 before 3.2.16.6 RBR750 before 3.2.16.6 RBS750 before 3.2.16.6 RBK852 before 3.2.16.6 RBR850 before 3.2.16.6 RBS850 before 3.2.16.6 RBS40V before 2.6.2.4 RBS50Y before 2.6.1.40 RBW30 before 2.6.2.2 and XR500 before 2.3.2.114.

CVSS Vector

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

Reference

https://kb.netgear.com/000063778/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Extenders-Routers-and-WiFi-Systems-PSV-2020-0025

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8