CVE-2025-2550 D-Link DIR-618/DIR-605L DDNS Service formSetDDNS access control
An attacker on the local network can bypass access controls to modify DDNS settings on unsupported D-Link routers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-2550?
CVE-2025-2550 is a medium-severity missing authorization vulnerability in Dlink Dir-605l Firmware, published on 20 Mar 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in D-Link DIR-618 and DIR-605L 2.02/3.02 and classified as problematic. Affected by this issue is some unknown functionality of the file /goform/formSetDDNS of the component DDNS Service. The manipulation leads to improper access controls. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Which versions are affected by CVE-2025-2550?
It affects 2 products.
Products include Dlink Dir-605l Firmware, Dlink Dir-618 Firmware.
How do I fix CVE-2025-2550?
No fix has been published for CVE-2025-2550 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-2550 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-2550 exists.
Other vulnerabilities in Dlink Dir-605l Firmware
Sources
Also known as GHSA-jjx5-r5w6-73ph.