D-Link DIR-846 devices with firmware 100.26 allow remote attackers to execute arbitrary code as root via a SetNetworkTomographySettings request by leveraging admin access.
https://www.us-cert.gov/ncas/bulletins/SB18-253
https://github.com/PAGalaxyLab/VulInfo/blob/master/D-Link%20DIR-846%20RCE.md