Published:2013/03/19  Last Updated:2013/03/19

Multiple NEC mobile routers vulnerable to cross-site request forgery


Multiple mobile routers provided by NEC contain a cross-site request forgery vulnerability.

Products Affected

A wide range of products are affected.
For more information, refer to the information provided by the developer.


Multiple mobile routers provided by NEC contain a vulnerability in web-based management utility, which may result in a cross-site request forgery.


If a user views a malicious page while logged in, settings of the product may be initialized, or the product may be rebooted.


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

Apply a workaround
The following workaround, for products which have no revised firmware, may mitigate the affects of this vulnerability.

  • Close the web browser when finished setting in web-based management utility, and delete Basic Authentication information immediately.

For more information, refer to the information provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
NEC Corporation Vulnerable 2013/03/19


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2013.03.19

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file
  • Mid
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


Sen UENO of Tricorder Co. Ltd., Hiroshi Kumagai and Kimura Youichi reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2013-0717
JVN iPedia JVNDB-2013-000024