Advisory Details

December 13th, 2016

Advantech SUSIAccess Server UpgradeMgmt upload Directory Traversal Remote Code Execution Vulnerability

ZDI-16-630
ZDI-CAN-3876

CVE ID CVE-2016-9351
CVSS SCORE 8.5, (AV:N/AC:M/Au:S/C:C/I:C/A:C)
AFFECTED VENDORS Advantech
AFFECTED PRODUCTS SUSIAccess Server
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24333. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Advantech SUSIAccess Server. Authentication is required to exploit this vulnerability.

The specific flaw exists within the processing of the UpgradeMgmt servlet upload function. The issue lies in the failure to properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute arbitrary code under the context of SYSTEM.

ADDITIONAL DETAILS Advantech has issued an update to correct this vulnerability. More details can be found at:
https://ics-cert.us-cert.gov/advisories/ICSA-16-336-04
DISCLOSURE TIMELINE
  • 2016-09-01 - Vulnerability reported to vendor
  • 2016-12-13 - Coordinated public release of advisory
CREDIT rgod
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