CVE-2013-3464: Cisco IOS XR

Medium severity, CVSS 4.6. EPSS: 0.3% chance of exploitation in the next 30 days.

Cisco IOS XR allows local users to cause a denial of service (Silicon Packet Processor memory corruption, improper mutex handling, and device reload) by starting an outbound flood of large ICMP Echo Request packets and stopping this with a CTRL-C sequence, aka Bug ID CSCui60347.

Affected products

• Cisco IOS XR: version 2.0(.0) only; version 3.0(.0) only; version 3.0(.1) only; version 3.2(.0) only; version 3.2(.1) only; version 3.2(.2) only; …

Published 2013-08-13. Last modified 2026-06-16.