CVE-2015-0632: Cisco IOS

Medium severity, CVSS 5.7. EPSS: 0.6% chance of exploitation in the next 30 days.

Race condition in the Neighbor Discovery (ND) protocol implementation in Cisco IOS and IOS XE allows remote attackers to cause a denial of service via a flood of Router Solicitation messages on the local network, aka Bug ID CSCuo67770.

Affected products

• Cisco IOS: affected versions not specified
• Cisco IOS XE: affected versions not specified

Published 2015-02-27. Last modified 2026-06-17.