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Critical severity · published Aug 11, 2021
CVE-2021-38513
Certain NETGEAR devices are affected by authentication bypass
9.8
CVSS
1.8%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10.
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)1.8% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cbr40 Firmware · Netgear
before 2.5.0.10 · source: NVD
EF
Eax20 Firmware · Netgear
before 1.0.0.48 · source: NVD
MF
Mk62 Firmware · Netgear
before 1.0.6.110 · source: NVD
MF
Mr60 Firmware · Netgear
before 1.0.6.110 · source: NVD
MF
Ms60 Firmware · Netgear
before 1.0.6.110 · source: NVD
RF
Rbk752 Firmware · Netgear
before 3.2.10.10 · source: NVD
RF
Rbk852 Firmware · Netgear
before 3.2.10.11 · source: NVD
RF
Rbr750 Firmware · Netgear
before 3.2.10.10 · source: NVD
RF
Rbr850 Firmware · Netgear
before 3.2.10.11 · source: NVD
RF
Rbs750 Firmware · Netgear
before 3.2.10.10 · source: NVD
RF
Rbs850 Firmware · Netgear
before 3.2.10.11 · source: NVD
Affected product
CF
Cbr40 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38513
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38513
Vendor Advisory
https://kb.netgear.com/000063777/Security-Advisory-for-Authentication-Bypass-on-Some-Extenders-and-WiFi-Systems-PSV-2020-0008
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