CVE-2006-1671: Cisco Ons 15310-Cl Series

Medium severity, CVSS 5.0. EPSS: 2.4% chance of exploitation in the next 30 days.

Control cards for Cisco Optical Networking System (ONS) 15000 series nodes before 20060405 allow remote attackers to cause a denial of service (card reset) via (1) a "crafted" IP packet to a device with secure mode EMS-to-network-element access, aka bug ID CSCsc51390; (2) a "crafted" IP packet to a device with IP on the LAN interface, aka bug ID CSCsd04168; and (3) a "malformed" OSPF packet, aka bug ID CSCsc54558.

Affected products

• Cisco Ons 15310-Cl Series: version 0 only
• Cisco Ons 15454 Mspp: any version
• Cisco Ons 15600: version 0 only
• Cisco Optical Networking Systems Software: version 1.0 only; version 1.1 only; version 1.1(0) only; version 1.1(1) only; version 1.3(0) only; version 3.0 only; …
• Cisco Transport Controller: version 4.0.x only

Published 2006-04-07. Last modified 2026-06-16.