CVE-2015-0687: Cisco IOS

Medium severity, CVSS 6.3. EPSS: 0.9% chance of exploitation in the next 30 days.

The SNMP implementation in Cisco IOS 15.1(2)SG4 on Catalyst 4500 devices, when single-switch Virtual Switching System (VSS) is configured, allows remote authenticated users to cause a denial of service (device crash) by performing SNMP polling, aka Bug ID CSCuq04574.

Affected products

• Cisco IOS: version 15.1(2)sg4 only; version 15.1sg only

Published 2015-04-03. Last modified 2026-06-17.