Vulnerability identifier: #VU18010

Vulnerability risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-98

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GraceMedia Media Player
Web applications / Modules and components for CMS

Vendor: Curtis Crewe

Description

The vulnerability allows a remote attacker to include arbitrary file on the system.

The vulnerability exists due to input validation error when processing directory traversal sequences passed via the cfg HTTP GET parameter to "/wp-content/plugins/gracemedia-media-player/templates/files/ajax_controller.php" URL. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system or execute arbitrary PHP file.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

GraceMedia Media Player: 1.0

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External links
http://seclists.org/fulldisclosure/2019/Mar/26

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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. However, proof of concept for this vulnerability is available.