Cyber Resilience

CVE-2021-45605

Medium

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS Score 0.0015 35.3th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45605 is a medium-severity Out-of-bounds Write (CWE-787) vulnerability in Netgear R6400 Firmware. Its CVSS base score is 6.0 (Medium).

Operationally, ranked at the 35.3th 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 a stack-based buffer overflow by an authenticated user. This affects R6400 before 1.0.1.68, R7000 before 1.0.11.116, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R7900 before 1.0.4.38, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, and XR300 before…

more

1.0.3.50.

CWE(s)

Related Threats

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

Affected Assets

netgear
r6400 firmware
≤ 1.0.1.68
netgear
r7000 firmware
≤ 1.0.11.116
netgear
r6900p firmware
≤ 1.3.3.140
netgear
r7000p firmware
≤ 1.3.3.140
netgear
r7900 firmware
≤ 1.0.4.38
netgear
rax75 firmware
≤ 1.0.3.102
netgear
rax80 firmware
≤ 1.0.3.102
netgear
xr300 firmware
≤ 1.0.3.50

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References