CVE-2020-5634: Elecom Wrc-1167gst2 Firmware

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

ELECOM LAN routers (WRC-2533GST2 firmware versions prior to v1.14, WRC-1900GST2 firmware versions prior to v1.14, WRC-1750GST2 firmware versions prior to v1.14, and WRC-1167GST2 firmware versions prior to v1.10) allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified vectors.

Affected products

• Elecom Wrc-1167gst2 Firmware: before 1.10 (fixed in 1.10)
• Elecom Wrc-1750gst2 Firmware: before 1.14 (fixed in 1.14)
• Elecom Wrc-1900gst2 Firmware: before 1.14 (fixed in 1.14)
• Elecom Wrc-2533gst2 Firmware: before 1.14 (fixed in 1.14)

Published 2020-10-06. Last modified 2026-06-17.