NetGain Systems Enterprise Manager _3d.add_005f3d_005fview_005fdo_jsp Directory Traversal Remote Code Execution Vulnerability

December 13th, 2017
ZDI-17-971 ZDI-CAN-5197

CVE ID

CVE-2017-16606

CVSS Score

9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected Vendors

NetGain Systems

Affected Products

Enterprise Manager

Vulnerability Details


This vulnerability allows remote attackers to execute code by creating arbitrary files on vulnerable installations of NetGain Systems Enterprise Manager. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the org.apache.jsp.u.jsp._3d.add_005f3d_005fview_005fdo_jsp servlet, which listens on TCP port 8081 by default. When parsing the filename parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code under the context of Administrator.

Additional Details


Fixed for NetGain Enterprise Manager - fixed version: v7.2.766 and above


Disclosure Timeline

  • 2017-09-08 - Vulnerability reported to vendor
  • 2017-12-13 - Coordinated public release of advisory

Credit

rgod

Back to Advisories