High severity · published Aug 11, 2021
CVE-2021-38521
Certain NETGEAR devices are affected by command injection by an authenticated user
7.2
CVSS
0.9%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400 before 1.0.1.50, R7900P before 1.4.1.50, R8000P before 1.4.1.50, RAX75 before 1.0.1.62, and RAX80 before 1.0.1.62.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
R6400 Firmware · Netgear
before 1.0.1.50 · source: NVD
RF
R7900p Firmware · Netgear
before 1.4.1.50 · source: NVD
RF
R8000p Firmware · Netgear
before 1.4.1.50 · source: NVD
RF
Rax75 Firmware · Netgear
before 1.0.1.62 · source: NVD
RF
Rax80 Firmware · Netgear
before 1.0.1.62 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38521
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38521
Vendor Advisory
https://kb.netgear.com/000063764/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2018-0566
More from R6400 Firmware
8.8
CVE-2016-6277
NETGEAR Multiple Routers Remote Code Execution Vulnerability
9.8
CVE-2023-36187
Buffer Overflow vulnerability in NETGEAR R6400v2 before version 1.0.4.118, allows remote unauthenticated attackers to execute arbitrary code via crafted URL to httpd
9.8
CVE-2021-45638
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker
9.8
CVE-2021-45622
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
9.8
CVE-2021-45621
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker