J-Security Center

Title: BizDB bizdb-search.cgi Remote Command Execution Vulnerability

Severity: HIGH

Description:

BizDB is a web databse integration product using perl CGI scripts. One of the scripts, bizdb-search.cgi, passes a variable's contents to an unchecked open() call and can therefore be made to execute commands at the privilege level of the webserver.

The variable is dbname, and if passed a semicolon followed by shell commands they will be executed. This cannot be exploited from a browser, as the software checks for a referrer field in the HTTP request. A valid referrer field can however be created and sent programmatically or via a network utility like netcat.

Affected Products:

  • CNC Technology BizDB 1.0.0

References:

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