CVE-2009-2872

Cisco IOS 12.0-12.4 - Denial of Service via Malformed Packet Handling in IP Tunnels

Title source: llm
STIX 2.1

Description

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.

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1022930
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/2759
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/58333

Scores

EPSS 0.0231
EPSS Percentile 81.6%

Details

Status published
Products (50)
cisco/ios 12.0
cisco/ios 12.0da
cisco/ios 12.0db
cisco/ios 12.0dc
cisco/ios 12.0s
cisco/ios 12.0sc
cisco/ios 12.0sl
cisco/ios 12.0sp
cisco/ios 12.0st
cisco/ios 12.0sx
... and 40 more
Published Sep 28, 2009
Tracked Since Feb 18, 2026