What is CVE-2021-45621?

CVE-2021-45621 is a critical-severity vulnerability in Netgear Cbr40, classified under Command Injection. CVSS score: 9.6/10. Published 2021-12-26.

How severe is CVE-2021-45621?

Critical severity. CVSS v3 base score is 9.6 out of 10.

RCE in Netgear Cbr40

CVE-2021-45621

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX3700 before 1.0.0.94, EX3800 before 1.0.0…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.020 (78.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Netgear Cbr40
Netgear Cbr40_firmware
Netgear Cbr750
Netgear Cbr750_firmware
Netgear Eax20
Netgear Eax20_firmware
Netgear Eax80
Netgear Eax80_firmware
Netgear Ex3700
Netgear Ex3700_firmware

Weakness classification (CWE)

CWE-77 — Command Injection

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-45621?: CVE-2021-45621 is a critical-severity vulnerability in Netgear Cbr40, classified under Command Injection. CVSS score: 9.6/10. Published 2021-12-26.
How severe is CVE-2021-45621?: Critical severity. CVSS v3 base score is 9.6 out of 10.