SolarWinds Kiwi Syslog Server 9.5.1 - Unquoted Service Path Privilege Escalation









Document Title:
SolarWinds Kiwi Syslog Server Unquoted Service Path Privilege Escalation Vulnerability

Halil Dalabasmaz

Release Date:
29 SEP 2016

Product & Service Introduction:
Kiwi Syslog® Server is an affordable, easy-to-use syslog server for IT
administrators and network teams. Easy to set up and configure, Kiwi Syslog
Server receives, logs, displays, alerts on, and forwards syslog, SNMP trap,
and Windows® event log messages from routers, switches, firewalls, Linux®
and UNIX® hosts, and Windows® machines.

Kiwi Syslog Server also includes log archive management features that allow
you to maintain compliance by securing, compressing, moving, and purging logs
exactly as specified in your log retention policy.
Vendor Homepage:

Vulnerability Information:
The application can be install on Windows system as a service by default service
installation selected. The application a 32-bit application and the default
installation path is "C:\Program Files (x86)" on Windows systems. This could
potentially allow an authorized but non-privileged local user to execute arbitrary
code with elevated privileges on the system. The application work on "Local System"
privileges. A successful attempt would require the local user to be able to insert
their code in the system root path undetected by the OS or other security applications
where it could potentially be executed during application startup or reboot.

C:\Windows\system32>sc qc "Kiwi Syslog Server"
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: Kiwi Syslog Server
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 1   NORMAL
        BINARY_PATH_NAME   : C:\Program Files (x86)\Syslogd\Syslogd_Service.exe
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : Kiwi Syslog Server
        DEPENDENCIES       :
        SERVICE_START_NAME : LocalSystem

Vulnerability Disclosure Timeline:
13 AUG 2016 -   Contact With Vendor
15 AUG 2016 -   Vendor Response
15 SEP 2016 -   No Response From Vendor
19 SEP 2016 -   Public Disclosure
Discovery Status:
Affected Product(s):
SolarWinds Kiwi Syslog Server 9.5.1
Tested On:
Windows 7 Ultimate 64-Bit SP1 (EN)
Disclaimer & Information:
The information provided in this advisory is provided as it is without 
any warranty. BGA disclaims all  warranties, either expressed or implied,
including the warranties of merchantability and capability for a particular
purpose. BGA or its suppliers are not liable in any case of damage, including
direct, indirect, incidental, consequential loss of business profits or
special damages.

Copyright © 2016 | BGA Security LLC