Cyber Resilience

CVE-2021-45543

High

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 8.4 CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0019 40.4th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45543 is a high-severity Command Injection (CWE-77) vulnerability in Netgear R8000 Firmware. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 40.4th 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 authenticated user. This affects R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, R7900P before 1.4.2.84, RBR850 before 3.2.17.12, RBS850 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
r8000 firmware
≤ 1.0.4.74
netgear
r8000p firmware
≤ 1.4.2.84
netgear
rax200 firmware
≤ 1.0.4.120
netgear
r7900p firmware
1.4.2.84
netgear
rbr850 firmware
≤ 3.2.17.12
netgear
rbs850 firmware
≤ 3.2.17.12
netgear
rbk852 firmware
≤ 3.2.17.12

Mitigating Controls

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

References