CVE-2021-38527

Published: Aug 11, 2021Modified: Nov 21, 2024

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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.

Affected (35)

Products: Netgear: Cbr40 Firmware, Ex6100 Firmware, Ex6150 Firmware, Ex6250 Firmware, Ex6400 Firmware, Ex6410 Firmware, Ex6420 Firmware, Ex7300 Firmware, Ex7320 Firmware, Ex7700 Firmware, Ex8000 Firmware, R7800 Firmware, Rbk12 Firmware, Rbr10 Firmware, Rbs10 Firmware, Rbk20 Firmware, Rbr20 Firmware, Rbs20 Firmware, Rbk40 Firmware, Rbr40 Firmware, Rbs40 Firmware, Rbk50 Firmware, Rbr50 Firmware, Rbs50 Firmware, Rbk752 Firmware, Rbr750 Firmware, Rbs750 Firmware, Rbk852 Firmware, Rbr850 Firmware, Rbs850 Firmware, Rbs40v Firmware, Rbs50y Firmware, Rbw30 Firmware, Xr500 Firmware

34 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Cbr40 Firmware	Before 2.5.0.14

Running on/with	Platform Versions
Netgear Cbr40	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6100 Firmware	Before 1.0.1.98

Running on/with	Platform Versions
Netgear Ex6100	Version v2

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6150 Firmware	Before 1.0.1.98

Running on/with	Platform Versions
Netgear Ex6150	Version v2

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6250 Firmware	Before 1.0.0.132

Running on/with	Platform Versions
Netgear Ex6250	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6400 Firmware	Before 1.0.2.158

Running on/with	Platform Versions
Netgear Ex6400	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6400 Firmware	Before 1.0.0.132

Running on/with	Platform Versions
Netgear Ex6400	Version v2

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6410 Firmware	Before 1.0.0.132

Running on/with	Platform Versions
Netgear Ex6410	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6420 Firmware	Before 1.0.0.132

Running on/with	Platform Versions
Netgear Ex6420	All versions

Configuration I

1 platform

Running on/with	Platform Versions
Netgear Ex7300	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex7300 Firmware	Before 1.0.2.158

Running on/with	Platform Versions
Netgear Ex7300	Version v2

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex7320 Firmware	Before 1.0.0.132

Running on/with	Platform Versions
Netgear Ex7320	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex7700 Firmware	Before 1.0.0.216

Running on/with	Platform Versions
Netgear Ex7700	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex8000 Firmware	Before 1.0.1.232

Running on/with	Platform Versions
Netgear Ex8000	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R7800 Firmware	Before 1.0.2.78

Running on/with	Platform Versions
Netgear R7800	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk12 Firmware	Before 2.6.1.44

Running on/with	Platform Versions
Netgear Rbk12	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr10 Firmware	Before 2.6.1.44

Running on/with	Platform Versions
Netgear Rbr10	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs10 Firmware	Before 2.6.1.44

Running on/with	Platform Versions
Netgear Rbs10	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk20 Firmware	Before 2.6.1.38

Running on/with	Platform Versions
Netgear Rbk20	All versions

Configuration S

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr20 Firmware	Before 2.6.1.36

Running on/with	Platform Versions
Netgear Rbr20	All versions

Configuration T

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs20 Firmware	Before 2.6.1.38

Running on/with	Platform Versions
Netgear Rbs20	All versions

Configuration U

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk40 Firmware	Before 2.6.1.38

Running on/with	Platform Versions
Netgear Rbk40	All versions

Configuration V

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr40 Firmware	Before 2.6.1.36

Running on/with	Platform Versions
Netgear Rbr40	All versions

Configuration W

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs40 Firmware	Before 2.6.1.38

Running on/with	Platform Versions
Netgear Rbs40	All versions

Configuration X

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk50 Firmware	Before 2.6.1.40

Running on/with	Platform Versions
Netgear Rbk50	All versions

Configuration Y

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr50 Firmware	Before 2.6.1.40

Running on/with	Platform Versions
Netgear Rbr50	All versions

Configuration Z

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs50 Firmware	Before 2.6.1.40

Running on/with	Platform Versions
Netgear Rbs50	All versions

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk752 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbk752	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr750 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbr750	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs750 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbs750	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbk852 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbk852	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbr850 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbr850	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs850 Firmware	Before 3.2.16.6

Running on/with	Platform Versions
Netgear Rbs850	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs40v Firmware	Before 2.6.2.4

Running on/with	Platform Versions
Netgear Rbs40v	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbs50y Firmware	Before 2.6.1.40

Running on/with	Platform Versions
Netgear Rbs50y	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rbw30 Firmware	Before 2.6.2.2

Running on/with	Platform Versions
Netgear Rbw30	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Xr500 Firmware	Before 2.3.2.114

Running on/with	Platform Versions
Netgear Xr500	All versions

Related CWEs

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

References (2)

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

Source: cve@mitre.org

Vendor Advisory

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

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

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