Cisco has been released Cisco IOS Software Checker tool

Cisco IOS Software Checker is a web-based application enables customers to more efficiently determine whether a given Cisco IOS Software image is exposed to product vulnerabilities that have been disclosed by the Cisco PSIRT. The tool is available on the Cisco Security Intelligence Operations portal under the Resources menu, or it can be accessed directly at http://tools.cisco.com/security/center/selectIOSVersion.x

The information on Cisco IOS Software Checker page is provided on an "as is" basis and does not imply any kind of guarantee or warranty. Cisco reserves the right to change or update this page without notice, and your use of the information or linked materials is at your own risk. This tool is intended solely to query Cisco IOS Software Releases against published Cisco Security Advisories; it does not account for enabled or disabled features. Customers whose Cisco products are provided or maintained through prior or existing agreements with third-party support organizations, such as Cisco Partners, authorized resellers, or service providers, should contact that support organization for guidance and assistance with the appropriate course of action in regards to any Cisco Security Advisory.

Use the Cisco IOS Software Checker tool to search for Cisco Security Advisories that address specific Cisco IOS Software releases. Simply select a release from the drop-down menu, paste in show version command output, or upload a file from your local system.

Source: Cisco