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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> CGI abuses >> Shells in /cgi-bin


Vulnerability Assessment Details

Shells in /cgi-bin

Vulnerability Assessment Summary
Searches for the existence of various shells in /cgi-bin

Detailed Explanation for this Vulnerability Assessment

The remote web server has one of these shells installed
in /cgi-bin :
ash, bash, csh, ksh, sh, tcsh, zsh

Leaving executable shells in the cgi-bin directory of
a web server may permit a possible hacker to execute arbitrary
commands on the target machine with the rights of the
http daemon (usually root or nobody).

Solution : Remove all the shells from /cgi-bin.

Network Security Threat Level: High

Networks Security ID:

Vulnerability Assessment Copyright: This script is Copyright (C) 1999 Renaud Deraison

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