How to see if a website uses the version of the DEDECMS Dream program

We know that a website is used after the Dream Dedecms program (how to determine whether the site is using the Dream program, you can read this article: How to see if a website is using the DEDECMS Dream Program), if you want to know this site is using the dream of the version, Whether the latest patches, and so on, we need to further find the default program-related information.
First of all, we need to know what the version of the dream is in which file. If you can access this file, then you can determine the target site used by the dream Dedecms is the version of which the day of the patch. Specifically, the version number of the weaving dream is in/data/admin/ver.txt. We can access this file by adding/data/admin/ver.txt after the URL path to the destination site in the browser, returning a string such as 20130304 to indicate that the version was March 04, 2013.
You know what's the use of this dream version number? We can compare the information of weaving dream to the official bug to attack this website and even download all the data to the website. It is immoral not to suggest that you use this method to attack someone else's website.
For those who are worried about the security of their website, they need to constantly upgrade their programs and make the latest patches.

How to see if a website uses the version of the DEDECMS Dream program