CVE-2015-0887: Iij seil/b1

High severity, CVSS 7.1. EPSS: 1.5% chance of exploitation in the next 30 days.

npppd in the PPP Access Concentrator (PPPAC) on SEIL SEIL/x86 Fuji routers 1.00 through 3.30, SEIL/X1 routers 3.50 through 4.70, SEIL/X2 routers 3.50 through 4.70, and SEIL/B1 routers 3.50 through 4.70 allows remote attackers to cause a denial of service (infinite loop and device hang) via a crafted SSTP packet.

Affected products

• Iij seil/b1
• Iij seil/b1 Firmware: version 3.51 only; version 3.60 only; version 3.70 only; version 3.75 only; version 3.90 only; version 3.91 only; …
• Iij seil/x1 Firmware: version 3.51 only; version 3.60 only; version 3.70 only; version 3.75 only; version 3.90 only; version 3.91 only; …
• Iij seil/x2 Firmware: version 3.51 only; version 3.60 only; version 3.70 only; version 3.75 only; version 3.90 only; version 3.91 only; …
• Iij Seil x86 Fuji Firmware: version 1.70 only; version 1.71 only; version 1.72 only; version 1.73 only; version 1.74 only; version 1.75 only; …

Published 2015-02-28. Last modified 2026-06-17.