D Link · D-Link Dir-600 · CVE-2025-4346
**Name of the Vulnerable Software and Affected Versions**
D-Link DIR-600L versions 2.07B01 and earlier
**Description**
A critical issue has been identified, affecting the function `formSetWAN Wizard534`. The manipulation of the argument `host` leads to a buffer overflow, allowing for remote attack execution. This issue only affects products that are no longer supported by the manufacturer.
**Recommendations**
For D-Link DIR-600L versions 2.07B01 and earlier, as a temporary workaround, consider disabling the `formSetWAN Wizard534` function until a patch is available. Restrict access to the affected function to minimize the risk of exploitation. Avoid using the `host` argument in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.