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High severity · published Dec 26, 2021
CVE-2021-45595
Certain NETGEAR devices are affected by command injection by an authenticated user
8.8
CVSS
1.7%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects LBR20 before 2.6.3.50, RBS50Y before 2.7.3.22, RBR10 before 2.7.3.22, RBR20 before 2.7.3.22, RBR40 before 2.7.3.22, RBR50 before 2.7.3.22, RBS10 before 2.7.3.22, RBS20 before 2.7.3.22, RBS40 before 2.7.3.22, RBS50 before 2.7.3.22, RBK12 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:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LF
Lbr20 Firmware · Netgear
before 2.6.3.50 · source: NVD
RF
Rbk12 Firmware · Netgear
before 2.7.3.22 · source: NVD
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
Rbr10 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
Rbs10 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
Affected product
LF
Lbr20 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45595
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45595
Vendor Advisory
https://kb.netgear.com/000064495/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0462
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