Chapter 2 User Authentication, Authorization, and Security (4): restrict the management permissions of the SA account, authenticationSource: Workshop
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There is a time useless sqlserver2000, today accidentally used, incredibly forgot the sa password, resulting in the program connection database failure, helpless, can only modify the existing password to solve. The following steps provide two ways
' sa ' Logon Failure solution Encyclopedia
The "user ' sa" Login failed when a Web project was recently deployed. Reason: The error bit rate hint was not associated with a trusted SQL server connection, but verified that the connection database
Problem Description:After a Web site, the main page can not log on, access to another site on the same server, a sudden system report 18456 error, the message is "Unable to connect to XXX server", other information for "user ' sa ' login failed."
Referring to the SA weak password, we first think that many databases have 1 similar Super Administrator accounts, such as: Oracle is "system" and "SYS", Sybase is "sa", and MySQL has "root" (not the UNIX system account root). If you do not set the
Today, I found that the SQL2000 server I maintain has an error. Some time ago, I told another colleague about the server password. He installed a system on it and didn't know how to do it. Now, the Enterprise Manager cannot be connected. The
We must all know what SA privilege is in MSSQL, which is paramount. Today I will talk about its harm, I am talking about with NBSI upload function to get Webshell. It is difficult to get a shell before you say a few things before speaking.
1. There
The solution is as follows:
The validity of the login is validated by using the stored procedure Sp_modifylogin provided by the characteristics of Sybase ASE.
First create a new user with high enough permissions to recover the SA in the future
A colleague feedback SQL failed to log in normally, was previously logged in through Windows Integrated authentication (SA password has been forgotten), today changed the server's machine name, and now no matter how to log in. If Windows Integrated
In the afternoon, I made a website, sa injection point, window 2000 + iis5.
Through the injection of some information, we found that the sqlserver version is 7.00. I have seen this version before, but I didn't have any in-depth research. My friend
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