A vulnerability described as critical has been identified in D-Link DIR-605L 2.13B01. This issue affects the function
formSetDDNS of the file /goform/formSetDDNS of the component POST Request Handler. Executing a manipulation of the argument curTime can lead to buffer overflow. This vulnerability only affects products that are no longer supported by the maintainer.
This vulnerability is handled as CVE-2026-5983. The attack can be executed remotely. Additionally, an exploit exists.