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Crafted IP Option Vulnerability

critical Nessus Plugin ID 48996

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Synopsis

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

Description

Cisco routers and switches running Cisco IOS or 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 customers.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20070124-crafted-ip-option.

See Also

http://www.nessus.org/u?ccd26374

Plugin Details

Severity: Critical

ID: 48996

File Name: cisco-sa-20070124-crafted-ip-optionhttp.nasl

Version: 1.13

Type: local

Family: CISCO

Published: 9/1/2010

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Patch Publication Date: 1/24/2007

Vulnerability Publication Date: 1/24/2007

Reference Information

CVE: CVE-2007-0480