Xerver 4.32 allows remote authenticated users to cause a denial of service (daemon crash) via a non-numeric web port assignment in the management interface. NOTE: this can be leveraged by non-authenticated attackers using CVE-2009-4657.
Improper Input Validation 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.