CVE-2021-42230: Seowonintech 130-Slc Firmware

Critical severity, CVSS 9.8. EPSS: 6.3% chance of exploitation in the next 30 days.

Seowon 130-SLC router all versions as of 2021-09-15 is vulnerable to Remote Code Execution via the queriesCnt parameter.

Affected products

• Seowonintech 130-Slc Firmware: up to and including 2021-09-15

Published 2022-04-15. Last modified 2026-06-17.