MatrikonOPC Server for DNP3 < 126.96.36.199 Message Handling Remote DoS
Medium Nessus Plugin ID 81249
SynopsisThe remote OPC server for DNP3 is affected by a remote denial of service vulnerability.
DescriptionThe remote MatrikonOPC Server for DNP3 is prior to version 188.8.131.52. It is, therefore, affected by a remote denial of service vulnerability due to a failure to handle C++ exceptions. A remote attacker, using a specially crafted message, can cause the OPC server to exit and stop communicating until the server is restarted.
SolutionUpgrade to version 184.108.40.206 or later as recommended by the vendor.