Vulnerability identifier: #VU44225

Vulnerability risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-0320

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Movable Type
Web applications / CMS

Vendor: Six Apart Ltd

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13 allows remote attackers to take control of sessions via unspecified vectors related to the (1) commenting feature and (2) community script.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Movable Type: 4.0 - 5.12

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External links
http://jvn.jp/en/jp/JVN20083397/index.html
http://jvndb.jvn.jp/jvndb/JVNDB-2012-000018
http://www.debian.org/security/2012/dsa-2423
http://www.movabletype.org/2012/02/movable_type_513_507_and_438_security_updates.html
http://www.movabletype.org/documentation/appendices/release-notes/513.html
http://www.securityfocus.com/bid/52138
http://www.securitytracker.com/id?1026738

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.