full-disclosure - [FD] CVE-2017-12573: command injection in PLANEX CS-W50HD

Open Source and information security mailing list archives

Date: Tue, 21 Aug 2018 06:16:51 +0000
From: "kenney_lu@...ndmicro.com" <kenney_lu@...ndmicro.com>
To: "fulldisclosure@...lists.org" <fulldisclosure@...lists.org>
Subject: [FD] CVE-2017-12573: command injection in PLANEX CS-W50HD

Reserved CVE: CVE-2017-12573

# Description
The device has a command-injection vulnerability in the web management UI. An attacker can send a crafted HTTP POST request to execute arbitrary code. Authentication is required before executing the attack.

# Vulnerability Type 
Command Injection

# Affected Product Code Base
firmware ver 030608

# Affected Component
Web management UI

# Attack Type
Remote

# Attack Vectors
Send a crafted HTTP POST request to execute arbitrary code

# Discoverer
Kenney Lu (Trend Micro)

# Vulnerability Detail

The command inject occurs on NAS settings page “/cgi-bin/nasset.cgi”, the input parameters is not filtered properly, an attacker can insert command with escaped characters or eval function to execute arbitrary code with root privilege.

# Status
Fixed in firmware ver 030720

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