From vendor's website:
"Simple, flexible and economical, Winlog Pro is a SCADA/HMI software
package for the supervision of industrial and civil plants."
This SCADA software can act as a TCP/IP server by enabling the specific
"Run TCP/IP server" option available in the
"Configuration->Options->TCP/IP" section of the project we want to run
and Runtime.exe will listen on the TCP port 46823.
The opcode 0x02 of the protocol is used for the handling of some
strings received by the client and the calling of one of the
_TCPIP_WriteNumValueFP, _TCPIP_WriteDigValueFP or _TCPIP_WriteStrValueFP
functions depending by the type of data.
They use all the same function starting from offset 00446795 for the
parsing of the data and it's vulnerable to a stack overflow while
copying the input data in a temporary buffer of about 60 bytes:
