CVE-2012-1357: Cisco Nexus 5000

Medium severity, CVSS 5.0. EPSS: 1.2% chance of exploitation in the next 30 days.

The igmp_snoop_orib_fill_source_update function in the IGMP process in NX-OS 5.0 and 5.1 on Cisco Nexus 5000 series switches allows remote attackers to cause a denial of service (device reload) via IGMP packets, aka Bug ID CSCts46521.

Affected products

• Cisco Nexus 5000
• Cisco NX-OS: version 5.0 only; version 5.1 only

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