CVE-2013-1208: Cisco NX-OS

Medium severity, CVSS 5.8. EPSS: 0.9% chance of exploitation in the next 30 days.

The encryption functionality in Cisco NX-OS on the Nexus 1000V does not properly handle Virtual Supervisor Module (VSM) to Virtual Ethernet Module (VEM) communication, which allows remote attackers to intercept or modify network traffic by leveraging certain Layer 2 or Layer 3 access, aka Bug ID CSCud14691.

Affected products

• Cisco NX-OS: affected versions not specified

Published 2013-05-29. Last modified 2026-06-16.