[NEWS] Netware DHCP Server Contains a DoS Vulnerability

From: support@securiteam.com
Date: 06/27/02


From: support@securiteam.com
To: list@securiteam.com
Date: Thu, 27 Jun 2002 19:13:34 +0200 (CEST)

The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com
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  Netware DHCP Server Contains a DoS Vulnerability
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SUMMARY

An attacker could cause the Netware server to reboot, simple by issuing a
"non-standard" DHCP request.

DETAILS

Vulnerable systems:
 * Netware version 6.0 with SP 1

The DHCP server suffers from multiple buffer overflows that can be
triggered by sending oversized "non-standard" requests to the DHCP server.

ADDITIONAL INFORMATION

The information has been provided by <mailto:patrik@cqure.net> Patrik
Karlsson.

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