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TITLE:
Novell Client NWSPOOL.DLL "EnumPrinters()" Buffer Overflow

SECUNIA ADVISORY ID:
SA28895

VERIFY ADVISORY:
http://secunia.com/advisories/28895/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From local network

SOFTWARE:
Novell Client for Windows NT/2000/XP 4.x
http://secunia.com/product/1516/

DESCRIPTION:
A vulnerability has been reported in Novell Client, which can be
exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error in NWSPOOL.DLL when
handling the "EnumPrinters()" function and can be exploited to cause
a stack-based buffer overflow via a specially crafted RPC request.

This is similar to:
SA26238

Successful exploitation allows execution of arbitrary code.

The vulnerability affects version 4.91 SP2, SP3, and SP4.

SOLUTION:
Apply patch (491psp2_3_4_nwspool_2.zip).
http://download.novell.com/Download?buildid=SszG22IIugM~

PROVIDED AND/OR DISCOVERED BY:
Anonymous and Avosani Gabriele, reported via ZDI.

ORIGINAL ADVISORY:
Novell:
http://download.novell.com/Download?buildid=SszG22IIugM~

ZDI:
http://www.zerodayinitiative.com/advisories/ZDI-08-005.html

OTHER REFERENCES:
SA26238:
http://secunia.com/advisories/26238/

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

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http://secunia.com/about_secunia_advisories/


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Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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