Missing output sanitation in Swisscom Centro Grande Centro Grande before 6.16.12, Centro Business 1.0 (ADB) before 7.10.18, and Centro Business 2.0 before 8.02.04 allows a remote attacker to perform DNS spoofing against the web interface via crafted hostnames in DHCP requests.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.