What is CVE-2022-21173?

CVE-2022-21173 is a high-severity vulnerability in Elecom Wrh-300bk3. CVSS score: 8.8/10. Published 2022-02-08.

How severe is CVE-2022-21173?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Elecom Wrh-300bk3

CVE-2022-21173

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 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.

EPSS: 0.004 (36.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)
vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-21173?: CVE-2022-21173 is a high-severity vulnerability in Elecom Wrh-300bk3. CVSS score: 8.8/10. Published 2022-02-08.
How severe is CVE-2022-21173?: High severity. CVSS v3 base score is 8.8 out of 10.