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High severity · published Dec 26, 2021
CVE-2021-45540
Certain NETGEAR devices are affected by command injection by an authenticated user
8.4
CVSS
0.6%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7000 before 1.0.11.126, 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, RAX200 before 1.0.3.106, MR60 before 1.0.6.110, RAX45 before 1.0.2.66, RAX80 before 1.0.3.106, MS60 before 1.0.6.110, RAX50 before 1.0.2.66, and RAX75 before 1.0.3.106.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MF
Mr60 Firmware · Netgear
before 1.0.6.110 · source: NVD
MF
Ms60 Firmware · Netgear
before 1.0.6.110 · source: NVD
RF
R7000 Firmware · Netgear
before 1.0.11.126 · source: NVD
RF
R7900 Firmware · Netgear
before 1.0.4.46 · source: NVD
RF
R7900p Firmware · Netgear
before 1.4.2.84 · source: NVD
RF
R7960p Firmware · Netgear
before 1.4.2.84 · source: NVD
RF
R8000 Firmware · Netgear
before 1.0.4.74 · source: NVD
RF
R8000p Firmware · Netgear
before 1.4.2.84 · source: NVD
RF
Rax200 Firmware · Netgear
before 1.0.3.106 · source: NVD
RF
Rax45 Firmware · Netgear
before 1.0.2.66 · source: NVD
RF
Rax50 Firmware · Netgear
before 1.0.2.66 · source: NVD
RF
Rax75 Firmware · Netgear
before 1.0.3.106 · source: NVD
Affected product
MF
Mr60 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45540
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45540
Patch
https://kb.netgear.com/000064477/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0196
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