Cisco ASA DHCPv6 Relay DoS (CSCun45520)

This script is Copyright (C) 2014 Tenable Network Security, Inc.


Synopsis :

The remote device is missing a vendor-supplied security patch.

Description :

According to its banner, the version of the remote Cisco ASA device is
affected by a denial of service vulnerability due to improper
validation of packets when the IPv6 for DHCP (DHCPv6) relay feature is
enabled. An unauthenticated attacker on an adjacent network could
cause a denial of service by sending a specially crafted DHCP packet.

See also :

http://www.nessus.org/u?99a2eb32
http://www.nessus.org/u?4ed1ed56

Solution :

Apply the relevant patch referenced in Cisco Bug Id CSCun45520.

Risk factor :

Medium / CVSS Base Score : 6.1
(CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 5.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : true

Family: CISCO

Nessus Plugin ID: 74036 ()

Bugtraq ID: 67100

CVE ID: CVE-2014-2182