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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 >> CGIEmail's CGICso (Send CSO via CGI) Command Execution Vulnerability


Vulnerability Assessment Details

CGIEmail's CGICso (Send CSO via CGI) Command Execution Vulnerability

Vulnerability Assessment Summary
Determine if a remote host is vulnerable to the cgicso vulnerability

Detailed Explanation for this Vulnerability Assessment

The remote host seems to be vulnerable to a security problem in
CGIEmail (cgicso). The vulnerability is caused by inadequate processing
of queries by CGIEmail's cgicso and results in a command execution
vulnerability.

Impact:
The server can be compromised by executing commands as the web server's
running user (usually 'nobody').

Solution:
Modify cgicso.h to contain a strict setting of your finger host.

Example:
Define the following in cgicso.h:
#define CGI_CSO_HARDCODE
#define CGI_CSO_FINGERHOST 'localhost'

Network Security Threat Level: High

Networks Security ID: 6141

Vulnerability Assessment Copyright: This script is Copyright (C) 2001 SecurITeam

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