DeDeCMS up to 5.6 File Upload member/article_edit.php templet unrestricted upload

Summaryinfo

A vulnerability, which was classified as critical, was found in DeDeCMS up to 5.6. Affected by this vulnerability is an unknown functionality of the file member/article_edit.php of the component File Upload. Executing a manipulation of the argument templet as part of Parameter can lead to unrestricted upload. This vulnerability is registered as CVE-2017-17727. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in DeDeCMS up to 5.6 (Content Management System). It has been declared as critical. This vulnerability affects some unknown functionality of the file member/article_edit.php of the component File Upload. The manipulation of the argument templet as part of a Parameter leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

DedeCMS through 5.6 allows arbitrary file upload and PHP code execution by embedding the PHP code in a .jpg file, which is used in the templet parameter to member/article_edit.php.

The bug was discovered 12/17/2017. The weakness was published 12/18/2017 (Website). The advisory is available at seebug.org. This vulnerability was named CVE-2017-17727 since 12/17/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:member/article_edit.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-110772 and VDB-110771. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Content Management System

Name

• DeDeCMS

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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