Critical severity · published Dec 26, 2021
CVE-2021-45621
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
9.8
CVSS
2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cbr40 Firmware · Netgear
before 2.5.0.24 · source: NVD
CF
Cbr750 Firmware · Netgear
before 3.2.18.2 · source: NVD
EF
Eax20 Firmware · Netgear
before 1.0.0.58 · source: NVD
EF
Eax80 Firmware · Netgear
before 1.0.1.68 · source: NVD
EF
Ex3700 Firmware · Netgear
before 1.0.0.94 · source: NVD
EF
Ex3800 Firmware · Netgear
before 1.0.0.94 · source: NVD
EF
Ex6120 Firmware · Netgear
before 1.0.0.64 · source: NVD
EF
Ex6130 Firmware · Netgear
before 1.0.0.44 · source: NVD
EF
Ex7000 Firmware · Netgear
before 1.0.1.104 · source: NVD
EF
Ex7500 Firmware · Netgear
before 1.0.0.74 · source: NVD
LF
Lax20 Firmware · Netgear
before 1.1.6.28 · source: NVD
MF
Mr60 Firmware · Netgear
before 1.0.6.116 · source: NVD
Affected product
CF
Cbr40 Firmware
Netgear
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