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TITLE:
Novell eDirectory LDAP Search Request Buffer Overflow

SECUNIA ADVISORY ID:
SA31036

VERIFY ADVISORY:
http://secunia.com/advisories/31036/

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 error in calculating the size
of a heap buffer for storing LDAP search parameters. This can be
exploited to cause a heap-based buffer overflow with the string
"(null)" via NULL search parameters.

Successful exploitation may allow execution of arbitrary code.

The vulnerability affects version 8.8 and 8.7.3 on all platforms.

SOLUTION:
Apply 8.8.2 FTF2 or 8.7.3.10b.
http://download.novell.com/

PROVIDED AND/OR DISCOVERED BY:
Discovered by an anonymous researcher and reported via iDefense Labs.

ORIGINAL ADVISORY:
Novell:
http://www.novell.com/support/viewContent.do?externalId=3843876&sliceId=1

iDefense Labs:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=724

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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.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
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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