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TITLE:
Novell eDirectory ds.dlm Module Buffer Overflow

SECUNIA ADVISORY ID:
SA30938

VERIFY ADVISORY:
http://secunia.com/advisories/30938/

CRITICAL:
Moderately critical

IMPACT:
DoS, System access

WHERE:
>From local network

SOFTWARE:
Novell eDirectory 8.x
http://secunia.com/product/1120/

DESCRIPTION:
A vulnerability has been reported in Novell eDirectory, which can be
exploited by malicious people to cause a DoS (Denial of Service) or
compromise a vulnerable system.

The vulnerability is caused due to an integer overflow error in
ds.dlm and can be exploited to cause a stack-based buffer overflow
via a specially crafted packet sent to default port 524/TCP.

Successful exploitation allows execution of arbitrary code.

NOTE: An error within the LDAP component when processing invalid
extensibleMatch filters has also been reported.

The vulnerability is reported in version 8.8 and 8.7.3 for all
platforms.

SOLUTION:
Apply eDir 8.8.2 ftf2 or 8.7.3 SP10b.

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Sebastian Apelt, reported via ZDI.

ORIGINAL ADVISORY:
http://www.novell.com/support/viewContent.do?externalId=3694858&sliceId=1
http://www.novell.com/support/viewContent.do?externalId=3477912&sliceId=1

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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/


Please Note:
Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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