Website connection problem when a mobile phone terminal uses specific QR code

Overview Mobile phone terminals supporting the two-dimensional code QR code read function are reported to have a website connection problem. When specific QR code is read, even if a user tries to connect to the URL string in the first line of the two URL lines displayed, the connection is...

QRcode Perl CGI & PHP script vulnerable to denial of service attack

Overview QRcode Perl CGI & PHP script, a QR code image generation tool, contains a vulnerability that may cause excessive consumption of server resources. Upon a specific request, resources of a server could be excessively comsumed until the server becomes unable to respond to requests from...