Cisco IOS Software Smart Install Remote Code Execution Vulnerability

A vulnerability exists in the Smart Install feature of Cisco Catalyst
Switches running Cisco IOS Software that could allow an
unauthenticated, remote attacker to perform remote code execution on the
affected device.

Cisco has released software updates that address this vulnerability.

There are no workarounds available to mitigate this vulnerability other than disabling the Smart Install feature.

This advisory is posted at https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20110928-smart-install[“https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20110928-smart-install”].

Note: The September 28, 2011, Cisco IOS Software Security Advisory bundled publication includes ten Cisco Security Advisories. Nine of the advisories address vulnerabilities in Cisco IOS Software, and one advisory addresses a vulnerability in Cisco Unified Communications Manager. Each advisory lists the Cisco IOS Software releases that correct the vulnerability or vulnerabilities detailed in the advisory as well as the Cisco IOS Software releases that correct all vulnerabilities in the September 2011 Bundled Publication.

Individual publication links are in “Cisco Event Response: Semiannual Cisco IOS Software Security Advisory Bundled Publication” at the following link:

http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep11.html[“http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep11.html”]