CVE-2014-2004: Iij seil%2fb1 Firmware

Medium severity, CVSS 5.0. EPSS: 2.1% chance of exploitation in the next 30 days.

The PPP Access Concentrator (PPPAC) on SEIL SEIL/x86 routers 1.00 through 3.10, SEIL/X1 routers 1.00 through 4.50, SEIL/X2 routers 1.00 through 4.50, SEIL/B1 routers 1.00 through 4.50, SEIL/Turbo routers 1.80 through 2.17, and SEIL/neu 2FE Plus routers 1.80 through 2.17 allows remote attackers to cause a denial of service (session termination or concentrator outage) via a crafted TCP packet.

Affected products

• Iij seil%2fb1 Firmware: version 1.00 only; version 4.30 only; version 4.31 only; version 4.32 only; version 4.50 only
• Iij seil%2fneu 2fe Plus Firmware: version 1.80 only; version 2.05 only; version 2.15 only; version 2.16 only; version 2.17 only
• Iij seil%2fturbo Firmware: version 1.80 only; version 2.05 only; version 2.15 only; version 2.16 only; version 2.17 only
• Iij seil%2fx1 Firmware: version 1.00 only; version 4.30 only; version 4.31 only; version 4.32 only
• Iij seil%2fx2 Firmware: version 1.00 only; version 1.80 only; version 4.30 only; version 4.50 only
• Iij seil%2fx86 Firmware: version 1.00 only; version 2.80 only; version 2.81 only; version 2.82 only; version 3.10 only
• Iij seil/b1
• Iij Seil/neu 2fe Plus
• Iij Seil/turbo
• Iij seil/x1
• Iij seil/x2
• Iij seil/x86

Published 2014-06-16. Last modified 2026-06-17.