CVE-2015-4204: Cisco IOS

Medium severity, CVSS 6.8. EPSS: 2.7% chance of exploitation in the next 30 days.

Memory leak in Cisco IOS 12.2 in the Performance Routing Engine (PRE) module on uBR10000 devices allows remote authenticated users to cause a denial of service (memory consumption or PXF process crash) by sending docsIfMCmtsMib SNMP requests quickly, aka Bug ID CSCue65051.

Affected products

• Cisco Cisco IOS: version 12.2 only; version 12.2(33) only

Published 2015-06-23. Last modified 2026-06-17.