Published:2012/05/15  Last Updated:2012/05/15

JVN#53465692
baserCMS vulnerable to session management

Overview

baserCMS contains a vulnerability in session management.

Products Affected

  • baserCMS 1.6.15 and earlier

Description

baserCMS is an open-source Contents Management System (CMS). baserCMS contains a vulnerability in session management.

Impact

If a web server is hosting several websites, and baserCMS are installed on the respective websites, an administrator of a baserCMS can access baserCMS instance of the other website within the same hosting server.

Solution

Update the software
Update to the latest version according to the information provided by the developer.

Apply a workaround
The following workaround may mitigate the affects of this vulnerability.

  • Rewrite app/config/core.php
    For more information, refer to the developer's website.

Vendor Status

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.05.15

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 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

Comment

Authentication to log in other baserCMS is not required in this attack.

Credit

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2012-1248
JVN iPedia JVNDB-2012-000043