IOServer before Beta2112.exe allows remote attackers to cause a denial of service (out-of-bounds read and master entry consumption) via a null DNP3 header.
Directory traversal vulnerability in the XML Server in IOServer before 1.0.19.0, when the Root Directory pathname lacks a trailing \ (backslash) character, allows remote attackers to read arbitrary files or list arbitrary directories via a .. (dot dot) in a URI.