Citrix Provisioning Services 'streamprocess.exe' Component Remote Code Execution Vulnerability

Summary
This host is installed with Citrix Provisioning Services and is prone to remote code execution vulnerability.
Impact
Successful exploitation could allow remote attackers to execute arbitrary code in the context of the SYSTEM user. Impact Level: Application/System
Solution
Upgrade to Citrix Provisioning Services version 5.6 SP1 or later, For updates refer to http://support.citrix.com/article/CTX127123
Insight
The flaw is due to an error in the 'streamprocess.exe' component when handling a '0x40020010' type packet. This can be exploited to cause a stack based buffer overflow via a specially crafted packet sent to UDP port 6905.
Affected
Citrix Provisioning Services version 5.6 and prior.
References