ISC DHCP Server supersede_lease() Function DHCPDISCOVER Packet DoS

This script is Copyright (C) 2006-2016 Tenable Network Security, Inc.

Synopsis :

The remote DHCP server is affected by a denial of service

Description :

The ISC DHCP server running on the remote host is affected by a denial
of service vulnerability in the supersede_lease() function within file
memory.c due to improper handling of DHCPDISCOVER packets that have a
client-identifier option that is exactly 32 bytes long. An
unauthenticated, remote attacker can exploit this to cause the server
to exit unexpectedly.

See also :

Solution :

Contact the vendor for a patch or upgrade.

Risk factor :

Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 3.7
Public Exploit Available : false

Family: Denial of Service

Nessus Plugin ID: 22159 (dhcp_supersede_lease_dos.nasl)

Bugtraq ID: 19348

CVE ID: CVE-2006-3122

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