Multiple directory traversal vulnerabilities in Sielco Sistemi Winlog Pro SCADA before 2.07.17 and Winlog Lite SCADA before 2.07.17 allow remote attackers to read arbitrary files via port-46824 TCP packets specifying a file-open operation with opcode 0x78 and a .. (dot dot) in a pathname, followed by a file-read operation with opcode (1) 0x96, (2) 0x97, or (3) 0x98.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2012-4299
http://www.us-cert.gov/control_systems/pdf/ICSA-12-213-01.pdf
http://www.sielcosistemi.com/en/news/index.html?id=69