TippingPoint Zero Day Initiative
 

Advantech SUSIAccess Server UpgradeMgmt upload Directory Traversal Remote Code Execution Vulnerability

ZDI-16-630: December 13th, 2016

CVE ID

CVSS Score

Affected Vendors

Affected Products

    SUSIAccess Server

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24333. For further product information on the TippingPoint IPS:

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.

Vendor Response

Advantech has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2016-09-01 - Vulnerability reported to vendor
    2016-12-13 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    rgod