CVE-2021-46314: D-Link Dir-846 Firmware

Critical severity, CVSS 9.8. EPSS: 33.3% chance of exploitation in the next 30 days.

A Remote Command Execution (RCE) vulnerability exists in HNAP1/control/SetNetworkTomographySettings.php of D-Link Router DIR-846 DIR846A1_FW100A43.bin and DIR846enFW100A53DLA-Retail.bin because backticks can be used for command injection when judging whether it is a reasonable domain name.

Affected products

• D-Link Dir-846 Firmware: version 100a43 only; version 100a53dla only

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