A vulnerability has been reported in SEIL routers, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error within the HTTP-Proxy/Gateway functionality and can be exploited to e.g. bypass URL filters via a specially crafted HTTP request.

Successful exploitation requires that HTTP-Proxy is set and "Application-Gateway" is enabled.

The vulnerability is reported in the following products and versions:
* SEIL/x86 firmware versions 1.00 through 2.35.
* SEIL/X1 firmware versions 2.30 through 3.75.
* SEIL/X2 firmware versions 2.30 through 3.75.
* SEIL/B1 firmware versions 2.30 through 3.75.

Solution
Update to a fixed version.
Further details available to Secunia VIM customers

Provided and/or discovered by
Reported by the vendor.

Original Advisory
SEIL:
http://www.seil.jp/support/security/a01232.html

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers