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TITLE:
Citrix Presentation Server Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA32017

VERIFY ADVISORY:
http://secunia.com/advisories/32017/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
Citrix Presentation Server 4.x
http://secunia.com/advisories/product/5270/
Citrix Access Essentials 1.x
http://secunia.com/advisories/product/14311/
Citrix Access Essentials 2.x
http://secunia.com/advisories/product/16553/

DESCRIPTION:
A vulnerability has been reported in Citrix Presentation Server,
which can be exploited by malicious, local users to gain escalated
privileges.

The vulnerability is caused due to an unspecified error, which can be
exploited to gain escalated privileges when a user is able to create a
file in a specific location on an affected system's hard drive.

This vulnerability affects the following products:
- Citrix XenApp (formerly Presentation Server) 4.5, including Feature
Pack 1
- Citrix Presentation Server 4.0
- Citrix Access Essentials 2.0
- Citrix Access Essentials 1.5
- Citrix Access Essentials 1.0

NOTE: This does not affect Windows Server 2003-based systems.

SOLUTION:
Apply hotfix (see vendor advisory for details).
http://support.citrix.com/article/CTX116310

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://support.citrix.com/article/CTX116310

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