Vulnerability in Cisco iOS

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.

EPSS: 0.023 (81.6th percentile) — read the EPSS interpretation.

Affected products

  • Cisco Ios — versions 12.0, 12.0da, 12.0db
  • N/a — versions n/a

References