Cisco IOS Multicast Virtual Private Network (MVPN) Data Leak - Cisco Systems

This script is (C) 2010-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

A vulnerability in the Cisco implementation of Multicast Virtual
Private Network (MVPN) is subject to exploitation that can allow a
malicious user to create extra multicast states on the core routers or
receive multicast traffic from other Multiprotocol Label Switching
(MPLS) based Virtual Private Networks (VPN) by sending specially
crafted messages.
Cisco has released free software updates that address this
vulnerability. Workarounds that mitigate this vulnerability are
available.

See also :

http://www.nessus.org/u?bd5f9b09
http://www.nessus.org/u?f12b0be6

Solution :

Apply the relevant patch referenced in Cisco Security Advisory
cisco-sa-20080326-mvpn.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.5
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: CISCO

Nessus Plugin ID: 49012 (cisco-sa-20080326-mvpnhttp.nasl)

Bugtraq ID: 28464

CVE ID: CVE-2008-1156

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