Cisco IOS XE Software Internet Key Exchange Version 2 (IKEv2) Denial of Service (cisco-sa-20140326-ikev2)

high Nessus Plugin ID 73340


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


According to its self-reported version, the version of Cisco IOS XE running on the remote host is affected by a denial of service vulnerability in the Internet Key Exchange Version 2 (IKEv2) module.
An unauthenticated, remote attacker could potentially exploit this issue by sending a malformed IKEv2 packet resulting in a denial of service.

Note that this issue only affects hosts when Internet Security Association and Key Management Protocol (ISAKMP) is enabled.


Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20140326-ikev2.

See Also

Plugin Details

Severity: High

ID: 73340

File Name: cisco-sa-20140326-ikev2-iosxe.nasl

Version: 1.11

Type: local

Family: CISCO

Published: 4/4/2014

Updated: 11/15/2018

Supported Sensors: Nessus

Risk Information


Risk Factor: Low

Score: 3.6


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_xe

Required KB Items: Host/Cisco/IOS-XE/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 10/29/2014

Vulnerability Publication Date: 3/26/2014

Reference Information

CVE: CVE-2014-2108

BID: 66471

CISCO-SA: cisco-sa-20140326-ikev2