Detections
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Cisco IOS Software IP Version 6 over Multiprotocol Label Switching Vulnerabilities (cisco-sa-20110928-ipv6mpls)

high Nessus Plugin ID 56317

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Synopsis

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

Description

Cisco IOS Software is affected by two vulnerabilities that cause a Cisco IOS device to reload when processing IP version 6 (IPv6) packets over a Multiprotocol Label Switching (MPLS) domain. These vulnerabilities are :

 - Crafted IPv6 Packet May Cause MPLS-Configured Device to Reload

 - ICMPv6 Packet May Cause MPLS-Configured Device to Reload

Cisco has released free software updates that address these vulnerabilities.

Workarounds that mitigate these vulnerabilities are available.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20110928-ipv6mpls.

See Also

http://www.nessus.org/u?fd0b6233

Plugin Details

Severity: High

ID: 56317

File Name: cisco-sa-20110928-ipv6mplshttp.nasl

Version: 1.22

Type: local

Family: CISCO

Published: 9/29/2011

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.7

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

Vulnerability Information

CPE: cpe:/o:cisco:ios

Required KB Items: Host/Cisco/IOS/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/21/2012

Vulnerability Publication Date: 9/28/2011

Reference Information

CVE: CVE-2011-3274, CVE-2011-3282

BID: 49827