Critical severity · published Dec 26, 2021
CVE-2021-45511
Certain NETGEAR devices are affected by authentication bypass
9.8
CVSS
18.9%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by authentication bypass. This affects AC2100 before 2021-08-27, AC2400 before 2021-08-27, AC2600 before 2021-08-27, D7000 before 2021-08-27, R6220 before 2021-08-27, R6230 before 2021-08-27, R6260 before 2021-08-27, R6330 before 2021-08-27, R6350 before 2021-08-27, R6700v2 before 2021-08-27, R6800 before 2021-08-27, R6850 before 2021-08-27, R6900v2 before 2021-08-27, R7200 before 2021-08-27, R7350 before 2021-08-27, R7400 before 2021-08-27, and R7450 before 2021-08-27.
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)18.9% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ac2100 Firmware · Netgear
before 1.2.0.88 · source: NVD
AF
Ac2400 Firmware · Netgear
before 1.2.0.88 · source: NVD
AF
Ac2600 Firmware · Netgear
before 1.2.0.88 · source: NVD
DF
D7000 Firmware · Netgear
before 1.0.1.80 · source: NVD
RF
R6220 Firmware · Netgear
before 1.1.0.110 · source: NVD
RF
R6230 Firmware · Netgear
before 1.1.0.110 · source: NVD
RF
R6260 Firmware · Netgear
before 1.1.0.84 · source: NVD
RF
R6330 Firmware · Netgear
before 1.1.0.84 · source: NVD
RF
R6350 Firmware · Netgear
before 1.1.0.84 · source: NVD
RF
R6700v2 Firmware · Netgear
before 1.2.0.88 · source: NVD
RF
R6800 Firmware · Netgear
before 1.2.0.88 · source: NVD
RF
R6850 Firmware · Netgear
before 1.1.0.84 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45511
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45511
Patch
https://kb.netgear.com/000063961/Security-Advisory-for-Authentication-Bypass-Vulnerability-on-the-D7000-and-Some-Routers-PSV-2021-0133
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