Published:2009/08/05  Last Updated:2009/08/05

Cross-site request forgery vulnerability in FreeNAS


FreeNAS contains a cross-site request forgery vulnerability.

Products Affected

  • FreeNAS 0.69.2 and earlier


FreeNAS is a NAS (Network Attached Storage) server software. FreeNAS contains a cross-site request forgery vulnerability.


If a user views a malicious web page while logged into the web-based interface, an attacker could modify configurations or delete data on the hard disk drive.


Update the Software
Update to the latest version according to the information provided by the developer. The version that addresses this vulnerability was released as FreeNAS 0.7RC1.


  1. IPA
    Security Alert for Vulnerability in FreeNAS

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.08.05

Measures Conditions Severity
Access Required Routed - can be attacked over the Internet using packets
  • High
Authentication None - anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required Simple - 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
  • Medium
Exploit Complexity Low - little to no expertise and/or luck required to exploit (cross-site scripting)
  • High

Description of each analysis measures


Hiroyuki Shinshiba of LAC:Little eArth Corporation Co., LTD. 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-2009-2738
JVN iPedia JVNDB-2009-000053

Update History