Advantech SUSIAccess Server downloadCSV file Parameter Directory Traversal Information Disclosure VulnerabilityZDI-16-628: December 13th, 2016
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 39120. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Advantech SUSIAccess Server. Authentication is not required to exploit this vulnerability.
The specific flaw exists within processing of downloadCSV.jsp. When parsing the file element, the process fails to properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose sensitive information under the context of SYSTEM.
Vendor ResponseAdvantech has issued an update to correct this vulnerability. More details can be found at:
2016-08-17 - Vulnerability reported to vendor
2016-12-13 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: