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High severity · published Dec 26, 2021
CVE-2021-45607
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user
8.8
CVSS
1.3%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, RAX200 before 1.0.5.126, RAX75 before 1.0.5.126, and RAX80 before 1.0.5.126.
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)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
R6400v2 Firmware · Netgear
before 1.0.4.118 · source: NVD
RF
R6700v3 Firmware · Netgear
before 1.0.4.118 · source: NVD
RF
R6900p Firmware · Netgear
before 1.3.3.140 · source: NVD
RF
R7000 Firmware · Netgear
before 1.0.11.126 · source: NVD
RF
R7000p Firmware · Netgear
before 1.3.3.140 · source: NVD
RF
Rax200 Firmware · Netgear
before 1.0.5.126 · source: NVD
RF
Rax75 Firmware · Netgear
before 1.0.5.126 · source: NVD
RF
Rax80 Firmware · Netgear
before 1.0.5.126 · source: NVD
Affected product
RF
R6400v2 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45607
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45607
Patch
https://kb.netgear.com/000064531/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2021-0128
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