CVE-2012-2469: Cisco Nexus 7000

High severity, CVSS 7.8. EPSS: 1.8% chance of exploitation in the next 30 days.

Cisco NX-OS 4.2, 5.0, 5.1, and 5.2 on Nexus 7000 series switches, when the High Availability (HA) policy is configured for Reset, allows remote attackers to cause a denial of service (device reset) via a malformed Cisco Discovery Protocol (CDP) packet, aka Bug IDs CSCtk34535 and CSCtk19132.

Affected products

• Cisco Nexus 7000
• Cisco Nexus 7000 10-Slot
• Cisco Nexus 7000 18-Slot
• Cisco Nexus 7000 9-Slot
• Cisco NX-OS: version 4.2 only; version 5.0 only; version 5.1 only; version 5.2 only

Published 2012-08-06. Last modified 2026-06-16.