https50.ocx in IP*Works! SSL in the server in Unitronics UniOPC before 2.0.0 does not properly implement an unspecified function, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted web site.
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.