Cyber Resilience

CVE-2021-45633

Critical

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 9.6 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0021 43.5th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45633 is a critical-severity Command Injection (CWE-77) vulnerability in Netgear Cbr750 Firmware. Its CVSS base score is 9.6 (Critical).

Operationally, ranked at the 43.5th percentile by exploit likelihood (below the median); 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 CBR750 before 4.6.3.6, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, and RBK852 before 3.2.17.12.

CWE(s)
CWE-77

Related Threats

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

Affected Assets

netgear
cbr750 firmware
≤ 4.6.3.6
netgear
rbk752 firmware
≤ 3.2.17.12
netgear
rbr750 firmware
≤ 3.2.17.12
netgear
rbs750 firmware
≤ 3.2.17.12
netgear
rbk852 firmware
≤ 3.2.17.12
netgear
rbr850 firmware
≤ 3.2.17.12
netgear
rbs850 firmware
≤ 3.2.17.12

Mitigating Controls

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

References