Multiple CVEs, including CVE-2021-3707 and CVE-2021-3708 , allow unauthenticated attackers to execute arbitrary OS commands.
The D-Link DSL-2750U C1 remains a capable device for standard ADSL connections. Keeping its firmware up to date is key to maintaining a secure network. Just remember the golden rule: firmware d-link dsl-2750u h w c1
: It is recommended to use at least version ME_1.18 (or the latest regional equivalent) to address known security risks. Wireless N ADSL2+ WI-FI Router DSL-2750U - D-Link including CVE-2021-3707 and CVE-2021-3708
D-Link no longer actively develops new features for the DSL-2750U C1, but they have released several important stability updates over its lifecycle. firmware d-link dsl-2750u h w c1