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CRITICAL · 9.6

CVE-2021-45621

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX37...

Vulnerability Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7000 before 1.0.1.104, EX7500 before 1.0.0.74, LAX20 before 1.1.6.28, MR60 before 1.0.6.116, MS60 before 1.0.6.116, R6300v2 before 1.0.4.52, R6400 before 1.0.1.70, R6400v2 before 1.0.4.106, R6700v3 before 1.0.4.106, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, R7100LG before 1.0.0.72, R7850 before 1.0.5.74, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, R8300 before 1.0.2.154, R8500 before 1.0.2.154, RAX15 before 1.0.3.96, RAX20 before 1.0.3.96, RAX200 before 1.0.4.120, RAX35v2 before 1.0.3.96, RAX40v2 before 1.0.3.96, RAX43 before 1.0.3.96, RAX45 before 1.0.3.96, RAX50 before 1.0.3.96, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBS850 before 3.2.17.12, RS400 before 1.5.1.80, XR1000 before 1.0.0.58, and XR300 before 1.0.3.68.

CVSS Score

9.6

CRITICAL

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
NetgearCbr40 Firmware< 2.5.0.24
NetgearCbr40-
NetgearCbr750 Firmware< 3.2.18.2
NetgearCbr750-
NetgearEax20 Firmware< 1.0.0.58
NetgearEax20-
NetgearEax80 Firmware< 1.0.1.68
NetgearEax80-
NetgearRax15 Firmware< 1.0.3.96
NetgearRax15-
NetgearRax20 Firmware< 1.0.3.96
NetgearRax20-
NetgearRax200 Firmware< 1.0.4.120
NetgearRax200-
NetgearRax35V2 Firmware< 1.0.3.96
NetgearRax35V2-
NetgearRax40V2 Firmware< 1.0.3.96
NetgearRax40V2-
NetgearRax43 Firmware< 1.0.3.96
NetgearRax43-

Related Weaknesses (CWE)

CWE-77

References

FAQ

What is CVE-2021-45621?

CVE-2021-45621 is a vulnerability with a CVSS score of 9.6 (CRITICAL). Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX37...

How severe is CVE-2021-45621?

CVE-2021-45621 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-45621?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear Cbr40 Firmware, Netgear Cbr40, Netgear Cbr750 Firmware, Netgear Cbr750, Netgear Eax20 Firmware.