The Cisco PSIRT is investigating the impact of this vulnerability on Cisco products and will disclose any vulnerabilities according to our security policy, which is available at http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html .
An INTERIM Cisco Security Advisory was published on September 25th, 2014 and is available at the following URL:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash
The Cisco PSIRT will update this Cisco Security Advisory as more information becomes available.