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The remote device is missing a vendor-supplied security patch.
Cisco routers and switches running Cisco IOS XR software may be
vulnerable to a remotely exploitable crafted IP option Denial of Service
(DoS) attack. Exploitation of the vulnerability may potentially allow
for arbitrary code execution. The vulnerability may be exploited after
processing an Internet Control Message Protocol (ICMP) packet, Protocol
Independent Multicast version 2 (PIMv2) packet, Pragmatic General
Multicast (PGM) packet, or URL Rendezvous Directory (URD) packet
containing a specific crafted IP option in the packet\'s IP header. No
other IP protocols are affected by this issue. Cisco has made free
software available to address this vulnerability for affected
See also :
Apply the relevant patch referenced in Cisco Security Advisory
Risk factor :
Critical / CVSS Base Score : 10.0
CVSS Temporal Score : 8.3
Public Exploit Available : true
Nessus Plugin ID: 71431 ()
Bugtraq ID: 22211
CVE ID: CVE-2007-0480
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