TITLE:
IBM Tivoli Directory Server LDAP Denial of Service

SECUNIA ADVISORY ID:
SA18779

VERIFY ADVISORY:
http://secunia.com/advisories/18779/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From local network

SOFTWARE:
IBM Tivoli Directory Server 6.x
http://secunia.com/product/6075/

DESCRIPTION:
Evgeny Legerov has reported a vulnerability in IBM Tivoli Directory
Server, which can be exploited by malicious people to cause a DoS
(Denial of Service).

The vulnerability is caused due to an error in the LDAP server within
the handling of certain requests. This can be exploited to crash the
service via a specially-crafted request sent to port 389/tcp.

The vulnerability has been reported in version 6.0. Other versions
may also be affected.

SOLUTION:
Restrict access to the LDAP service.

PROVIDED AND/OR DISCOVERED BY:
Evgeny Legerov, GLEG Ltd.

ORIGINAL ADVISORY:
http://lists.immunitysec.com/pipermail/dailydave/2006-February/002921.html

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