Cyber Resilience

CVE-2022-21173

High

Published: 08 February 2022

Published
08 February 2022
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0013 32.0th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-21173 is a high-severity an unspecified weakness vulnerability in Elecom Wrh-300Bk3 Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 32.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Hidden functionality vulnerability in ELECOM LAN routers (WRH-300BK3 firmware v1.05 and earlier, WRH-300WH3 firmware v1.05 and earlier, WRH-300BK3-S firmware v1.05 and earlier, WRH-300DR3-S firmware v1.05 and earlier, WRH-300LB3-S firmware v1.05 and earlier, WRH-300PN3-S firmware v1.05 and earlier, WRH-300WH3-S firmware v1.05…

more

and earlier, and WRH-300YG3-S firmware v1.05 and earlier) allows an attacker on the adjacent network to execute an arbitrary OS command via unspecified vectors.

CWE(s)
NVD-CWE-Other

Related Threats

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

Affected Assets

elecom
wrh-300bk3 firmware
≤ 1.05
elecom
wrh-300wh3 firmware
≤ 1.05
elecom
wrh-300bk3-s firmware
≤ 1.05
elecom
wrh-300wh3-s firmware
≤ 1.05
elecom
wrh-300lb3-s firmware
≤ 1.05
elecom
wrh-300pn3-s firmware
≤ 1.05
elecom
wrh-300yg3-s firmware
≤ 1.05
elecom
wrh-300dr3-s firmware
≤ 1.05

Mitigating Controls

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

References