Published:2012/06/06  Last Updated:2012/06/06

SEIL series fail to restrict access permissions


SEIL series contain an issue where access permissions are not restricted.

Products Affected

  • SEIL/x86 firmware 1.00 to 2.35
  • SEIL/X1 firmware 2.30 to 3.75
  • SEIL/X2 firmware 2.30 to 3.75
  • SEIL/B1 firmware 2.30 to 3.75


SEIL series are wireless LAN routers. SEIL series contain an issue where access permissions are not restricted.


An attacker that can access the product's HTTP proxy may bypass restrictions such as the URL filter.


Update the Software
Update to the latest version of the firmware provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
Internet Initiative Japan Inc. vulnerable 2012/06/06 Internet Initiative Japan Inc. website


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.06.06

Measures Conditions Severity
Access Required must be attacked from a local segment, such as Ethernet, Bluetooth, and 802.11 attacks
  • Mid-High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the vulnerability can be exploited without an honest user taking any action
  • High
Exploit Complexity some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)
  • Mid-High

Description of each analysis measures


Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2012-2632
JVN iPedia JVNDB-2012-000059