Roxy Fileman 1.4.5 on .NET RENAMEFILE path traversal

Summaryinfo

A vulnerability marked as critical has been reported in Roxy Fileman 1.4.5 on .NET. The affected element is the function RENAMEFILE. The manipulation leads to path traversal. This vulnerability is listed as CVE-2019-19731. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Roxy Fileman 1.4.5 on .NET and classified as critical. This issue affects the function RENAMEFILE. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Roxy Fileman 1.4.5 for .NET is vulnerable to path traversal. A remote attacker can write uploaded files to arbitrary locations via the RENAMEFILE action. This can be leveraged for code execution by uploading a specially crafted Windows shortcut file and writing the file to the Startup folder (because an incomplete blacklist of file extensions allows Windows shortcut files to be uploaded).

The weakness was presented 12/16/2019. The identification of this vulnerability is CVE-2019-19731 since 12/11/2019. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (47777). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Roxy

Name

• Fileman

Version

• 1.4.5

CPE 2.3info

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• 🔍

CPE 2.2info

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• 🔍

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Be aware that VulDB is the high quality source for vulnerability data.

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