Description
Stack-based buffer overflow in the print provider library (cpprov.dll) in Citrix Presentation Server 4.0, MetaFrame Presentation Server 3.0, and MetaFrame XP 1.0 allows local users and remote attackers to execute arbitrary code via long arguments to the (1) EnumPrintersW and (2) OpenPrinter functions.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Citrix Metaframe Presentation Server Print Provider - Buffer Overflow (PoC) EDB-3204 · dos · Jan 26, 2007 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 23869 third-party-advisory
- 22217 vdb-entry
- http://www.securityfocus.com/data/vulnerabilities/exploits/testlpc.c
- http://support.citrix.com/article/CTX111686
- http://www.zerodayinitiative.com/advisories/ZDI-07-006.html
- 1017553 vdb-entry
- 32958 vdb-entry
- ADV-2007-0328 vdb-entry
- 20070124 ZDI-07-006: Citrix Metaframe Presentation Server Print Provider Buffer Overflow Vulnerability mailing-list