Directory traversal vulnerability in Advantech WebAccess before 8.1 allows remote attackers to list arbitrary virtual-directory files via unspecified vectors.
https://ics-cert.us-cert.gov/advisories/ICSA-16-014-01
http://www.zerodayinitiative.com/advisories/ZDI-16-126
http://www.zerodayinitiative.com/advisories/ZDI-16-125
http://www.zerodayinitiative.com/advisories/ZDI-16-124