High severity · published Dec 26, 2021
CVE-2021-45500
Certain NETGEAR devices are affected by authentication bypass
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by authentication bypass. This affects R7000P before 1.3.3.140 and R8000 before 1.0.4.68.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
R7000p Firmware · Netgear
before 1.3.3.140 · source: NVD
RF
R8000 Firmware · Netgear
before 1.0.4.68 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45500
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45500
Patch
https://kb.netgear.com/000064070/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2019-0183
More from R7000p Firmware
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-2022-48322
NETGEAR Nighthawk WiFi Mesh systems and routers are affected by a stack-based buffer overflow vulnerability
9.8
CVE-2022-48196
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
9.8
CVE-2022-44184
Netgear R7000P V1.3.0.8 is vulnerable to Buffer Overflow in /usr/sbin/httpd via parameter wan_dns1_sec
9.8
CVE-2022-44200
Netgear R7000P V1.3.0.8, V1.3.1.64 is vulnerable to Buffer Overflow via parameters: stamode_dns1_pri and stamode_dns1_sec