CVE-2025-32738

Name of the Vulnerable Software and Affected Versions: I-O DATA HDL-T Series versions 1.21 and earlier

Description: The issue is related to a lack of authentication for critical functions in the firmware. This could allow a remote unauthenticated attacker to modify the product's configuration settings.

Recommendations: For I-O DATA HDL-T Series versions 1.21 and earlier, consider restricting access to the device until a patch is available. As a temporary workaround, limit the exposure of the device to the network to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.