CVE-2022-27982: Ruijienetworks Rg-NBR2100G-E Firmware

Critical severity, CVSS 9.8. EPSS: 2.1% chance of exploitation in the next 30 days.

RG-NBR-E Enterprise Gateway RG-NBR2100G-E was discovered to contain a remote code execution (RCE) vulnerability via the fileName parameter at /guest_auth/cfg/upLoadCfg.php.

Affected products

• Ruijienetworks Rg-NBR2100G-E Firmware: affected versions not specified

Published 2022-05-02. Last modified 2026-06-17.