CVE-2022-21173
Last modified
CVE-2022-21173 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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 estimates a 0.44% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 |
References
- https://jvn.jp/en/jp/JVN17482543/index.htmlThird Party Advisory
- https://www.elecom.co.jp/news/security/20220208-02/Vendor Advisory
- https://jvn.jp/en/jp/JVN17482543/index.htmlThird Party Advisory
- https://www.elecom.co.jp/news/security/20220208-02/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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