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Secunia is proud to announce the availability of the Secunia Software
Inspector.

The Secunia Software Inspector is a free service that detects insecure
versions of software that you may have installed in your system. When
insecure versions are detected, the Secunia Software Inspector also
provides thorough guidelines for updating the software to the latest
secure version from the vendor.

Try it out online:
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TITLE:
Movable Type Cross-Site Scripting and Security Bypass

SECUNIA ADVISORY ID:
SA23980

VERIFY ADVISORY:
http://secunia.com/advisories/23980/

CRITICAL:
Less critical

IMPACT:
Security Bypass, Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Movable Type 3.x
http://secunia.com/product/5753/

DESCRIPTION:
Some vulnerabilities have been reported in Movable Type, which can be
exploited by malicious people to bypass certain security restrictions
and conduct cross-site scripting attacks.

1) Certain malformed input is not properly sanitised before being
returned to a user. This can be exploited to execute HTML and script
code in a user's browser session in context of an affected site.

Note: This may affect Internet Explorer only.

2) An unspecified error exists within the handling of the
"MTCommentPreviewIsStatic" tag, which can be exploited to gain access
to the comment entry screen.

The vulnerabilities are reported in versions prior to 3.34 beta.

SOLUTION:
The vulnerabilities are fixed in the latest version of 3.34 beta.

PROVIDED AND/OR DISCOVERED BY:
1) teracci2002
2) Reported by the vendor.

ORIGINAL ADVISORY:
http://www.sixapart.com/movabletype/beta/distros/MT-3.34-beta-Release-Notes.html

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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