Cisco IOS Software NAT denial of service (cisco-sa-20170927-nat)

This script is Copyright (C) 2017 Tenable Network Security, Inc.

Synopsis :

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

Description :

According to its self-reported version and configuration, the Cisco
IOS software running on the remote device is affected by a denial of
service vulnerability in the Network Address Translation (NAT)
feature. An unauthenticated, remote attacker can exploit this, via
specially crafted NAT requests, to cause the switch to stop processing
traffic, requiring a device restart to regain functionality.

See also :

Solution :

Upgrade to the relevant fixed version referenced in Cisco bug ID

Risk factor :

High / CVSS Base Score : 7.8

Family: CISCO

Nessus Plugin ID: 103669 ()

Bugtraq ID: 101039

CVE ID: CVE-2017-12231

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