[SA19215] Jupiter Content Manager "image" BBcode Script Insertion

TITLE:
Jupiter Content Manager "image" BBcode Script Insertion

SECUNIA ADVISORY ID:
SA19215

VERIFY ADVISORY:
http://secunia.com/advisories/19215/

CRITICAL:
Moderately critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Jupiter Content Manager 1.x
http://secunia.com/product/8685/

DESCRIPTION:
Nomenumbra/[0x4F4C] has discovered a vulnerability in Jupiter Content
Manager, which can be exploited by malicious people to conduct script
insertion attacks.

Input passed to the "image" BBcode tag when posting a message isn't
properly verified, before being used. This can be exploited inject
arbitrary HTML and script code, which will be executed in a user's
browser session in context of an affected site when the malicious
post is viewed.

Example:
[image=javascript:[code]]

The vulnerability has been confirmed in version 1.1.5. Other versions
may also be affected.

SOLUTION:
Edit the source code to ensure that input is properly verified.

PROVIDED AND/OR DISCOVERED BY:
Nomenumbra/[0x4F4C]

About:
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