CVE-2009-2872

Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote attackers to cause a denial of service (device reload) via a malformed packet that is not properly handled during switching from one tunnel to a second tunnel, aka Bug IDs CSCsh97579 and CSCsq31776.

• http://osvdb.org/58333
• http://tools.cisco.com/security/center/viewAlert.x?alertId=18893Vendor Advisory
• http://www.cisco.com/en/US/products/products_applied_mitigation_bulletin09186a0080af8113.htmlVendor Advisory
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080af8115.shtmlVendor Advisory
• http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep09.htmlVendor Advisory
• http://www.securitytracker.com/id?1022930
• http://www.vupen.com/english/advisories/2009/2759
• http://osvdb.org/58333
• http://tools.cisco.com/security/center/viewAlert.x?alertId=18893Vendor Advisory
• http://www.cisco.com/en/US/products/products_applied_mitigation_bulletin09186a0080af8113.htmlVendor Advisory
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080af8115.shtmlVendor Advisory
• http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep09.htmlVendor Advisory
• http://www.securitytracker.com/id?1022930
• http://www.vupen.com/english/advisories/2009/2759

Published

Sep 28, 2009

Last Modified

Jun 16, 2026

Status

Modified

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