CVE-2013-1226: Cisco Nexus 7000

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

The Ethernet frame-forwarding implementation in Cisco NX-OS on Nexus 7000 devices allows remote attackers to cause a denial of service (forwarding loop and service outage) via a crafted frame, aka Bug ID CSCug47098.

Affected products

• Cisco Nexus 7000
• Cisco Nexus 7000 10-Slot
• Cisco Nexus 7000 18-Slot
• Cisco Nexus 7000 9-Slot
• Cisco NX-OS: affected versions not specified

Published 2013-04-29. Last modified 2026-06-16.