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Medium severity · published Dec 26, 2021
CVE-2021-45594
Certain NETGEAR devices are affected by command injection by an authenticated user
6.8
CVSS
0.8%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBS50Y before 2.7.3.22, RBR20 before 2.7.3.22, RBR40 before 2.7.3.22, RBR50 before 2.7.3.22, RBS20 before 2.7.3.22, RBS40 before 2.7.3.22, RBS50 before 2.7.3.22, RBK20 before 2.7.3.22, RBK40 before 2.7.3.22, and RBK50 before 2.7.3.22.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
Rbk20 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbk40 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbk50 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbr20 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbr40 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbr50 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbs20 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbs40 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbs50 Firmware · Netgear
before 2.7.3.22 · source: NVD
RF
Rbs50y Firmware · Netgear
before 2.7.3.22 · source: NVD
Affected product
RF
Rbk20 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45594
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45594
Vendor Advisory
https://kb.netgear.com/000064475/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0183
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