SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-45598

Certain NETGEAR devices are affected by command injection by an authenticated user.

HIGH 8.8EPSS 1.53%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.53% probability · 75th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-77
Affected
netgear/cbr40 firmware · netgear/cbr750 firmware · netgear/rbr850 firmware · netgear/rbs850 firmware · netgear/rbk852 firmware
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.53%26 October 202626 October 2026

EPSS 1.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.