Cyber Resilience

CVE-2021-45617

CriticalRCE

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0153 81.7th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45617 is a critical-severity Command Injection (CWE-77) vulnerability in Netgear Cbr40 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 18.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, EAX20 before 1.0.0.48, EAX80 before 1.0.1.64, EX7500 before 1.0.0.72, R6400 before 1.0.1.68, R6900P before 1.3.2.132, R7000 before 1.0.11.116, R7000P before 1.3.2.132, R7900 before…

more

1.0.4.38, R7960P before 1.4.1.66, R8000 before 1.0.4.66, RAX200 before 1.0.3.106, RS400 before 1.5.1.80, XR300 before 1.0.3.68, MK62 before 1.0.6.110, MR60 before 1.0.6.110, R6400v2 before 1.0.4.106, R8000P before 1.4.1.66, RAX20 before 1.0.2.64, RAX45 before 1.0.2.82, RAX80 before 1.0.3.106, MS60 before 1.0.6.110, R6700v3 before 1.0.4.106, R7900P before 1.4.1.66, RAX15 before 1.0.2.64, RAX50 before 1.0.2.82, RAX75 before 1.0.3.106, RBR750 before 3.2.16.22, RBR850 before 3.2.16.22, RBS750 before 3.2.16.22, RBS850 before 3.2.16.22, RBK752 before 3.2.16.22, and RBK852 before 3.2.16.22.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

netgear
cbr40 firmware
≤ 2.5.0.24
netgear
eax20 firmware
≤ 1.0.0.48
netgear
eax80 firmware
≤ 1.0.1.64
netgear
ex7500 firmware
≤ 1.0.0.72
netgear
r6400 firmware
≤ 1.0.1.68
netgear
r6900p firmware
≤ 1.3.2.132
netgear
r7000 firmware
≤ 1.0.11.116
netgear
r7000p firmware
≤ 1.3.2.132
netgear
r7900 firmware
≤ 1.0.4.38
netgear
r7960p firmware
≤ 1.4.1.66
+23 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References