Elefant CMS up to 2.0.6 Filemanager drop.php unrestricted upload

Summaryinfo

A vulnerability was found in Elefant CMS up to 2.0.6. It has been classified as critical. This affects an unknown part of the file apps/filemanager/upload/drop.php of the component Filemanager. This manipulation causes unrestricted upload. This vulnerability is handled as CVE-2018-16974. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Elefant CMS up to 2.0.6 (Content Management System) and classified as critical. Affected by this vulnerability is an unknown code block of the file apps/filemanager/upload/drop.php of the component Filemanager. The manipulation with an unknown input 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. The summary by CVE is:

An issue was discovered in Elefant CMS before 2.0.7. There is a PHP Code Execution Vulnerability in apps/filemanager/upload/drop.php by using /filemanager/api/rm/.htaccess to remove the .htaccess file, and then using a filename that ends in .php followed by space characters (for bypassing the blacklist).

The bug was discovered 09/11/2018. The weakness was released 09/12/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-16974 since 09/12/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

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:apps/filemanager/upload/drop.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.0.7 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-123965, VDB-123964 and VDB-123962. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Elefant

Name

• CMS

Version

• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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