MySQL is an open-source relational database management system.

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453 views

XSS MySQL Database Accessible?

I'd like to know if there is any danger of someone being able to access the database via XSS vulnerabilities on this page. I have the following link. When you go to this link, the text I've enclosed ...
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1answer
632 views

Using mysql root account to execute root commands

Suppose that I have full root access to mysql databases, but not root user shell (linux). How can I use the full root access to mysql databases to execute root commands?
2
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1answer
148 views

Using INTO OUTFILE with INSERT

I have some free time so I'm testing various local vulnerable machines. In one particular lab machine, you first have to gain administration panel, and then use the available "insert" command and ...
2
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1answer
193 views

Learning ethical SQL injection with php login form

I'm learning ethical hacking and now I'm on sql injection topic. I'm also new to SQL and php. Ok, so I have local damn vulnerable website with back-end Linux, MySQL and Apache and now trying to use ...
2
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1answer
398 views

MySQL Authentication Hash Cracking

I'm currently conducting research regarding MySQL server remote authentication. I've captured unencrypted, uncompressed authentication packets between the client and the server where the username is ...
2
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1answer
151 views

/WEB-INF/web.xml showing MySQL credentials?

I found the file /WEB-INF/web.xml on a domain I'm associated with. The XML file contains: <database> <jndi-name>jdbc/mysql</jndi-name> <driver> ...
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2answers
3k views

How to deal with MySQL's Errcode 13 when trying to write a shell

My attack machine is running Kali and the server is running CentOS 6.4 with DVWA. I'm trying to write a shell through an SQL injection. The payload is ' UNION SELECT '', '<?PHP ...
2
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1answer
243 views

Can we reverse engineer binlog with row format to make MySQL AES_ENCRYPT visible?

Suppose if I am using the mysql database based encryption using AES_ENCRYPT function & insert records, is it possible to decode the row formatted binlogs generated by MySQL to obtain the actual ...
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0answers
34 views

Obtaining large data sets for research: MySQL, PHP, Apache, etc

I hope this is the right place to post this! I have been looking around the web for large data sets (specifically web related log files - mysql, php, apache, and so on) that contains data of ...
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0answers
87 views

MySQL BACKRONYM (CVE-2015-3152) only affects MySQL client?

I read the CVE-2015-3152 (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3152) named BACKRONYM (http://backronym.fail/), and what I understood (ELI5 style) was the following: Attacker ...
2
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1answer
62 views

REST API - XSS prevention - When and how?

I am currently developing a REST API with Java EE and MySQL, it will feed Data to a Android App. The Data comes from an AngularJS Frontend. So my questions are, when: When do I escape the data? Before ...
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1answer
43 views

Is it a security concern if MySQL manipulates parameter types?

This is a follow up to a question I posted on Stack Overflow but you don't need to read that question - I'm recapping the pertinent details here. I'm testing a PHP application which uses a MySQL ...
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3answers
312 views

Vulnerability scanner shows SQL errors were disclosed.How Severe it is?

When I scanned my site for Vulnerabilities I found this error. Various SQL errors were disclosed within the application source code or other files. I have checked for sql injection and confirmed ...
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1answer
324 views

MySQL/CGI: password in C source file unsafe?

Is this line bad practice from a security stance? connect = mysql_real_connect(connection, "host", "user", "password", "database", 0, (const char *)NULL, 0); If so, what solution would you use? ...
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2answers
76 views

What are the dangers of sql injection with php?

I made an SQL-injectable web-app build to with PHP to get a better understanding of what is going on and automated it all with sqlmap. The relevant code is the following: mysqli_query($conn, SELECT ...
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1answer
73 views

Running an Open Server (contents are visible)

I'm considering the possibility of running an Open Server, as I would call it, that is, a server where as much of its contents are publicly visible as possible. I would like to give read access to ...
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2answers
533 views

How a database connection makes mysqli_real_escape_string more secure?

I am learning PHP+MySQL and observed that mysqli_real_escape_string function in PHP requires a identifier to a MySQL connection. From some research I found that it has something to do with charset and ...
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2answers
186 views

Do these mysql and ssh issues mean my rails server was hacked?

I'm running a rails application on an ubuntu server on slicehost. I got a pingdom alert that the server was unreachable, so I tried to load the website in my browser. It showed a Passenger error, ...
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2answers
1k views

MySql root password stored in .my.cnf

Before launch of a project, I reset the server's mysql root password. The colo that is hosting project wants the server's root database password stored in the .my.cnf file, in plain text, with the ...
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2answers
799 views

Sql injection is not working on my site?

I have set up a page and database so I can practice SQL injection. Ive tried some examples and it doesn't seem to work. It seems to add the username and password to that database, even though I input ...
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2answers
378 views

Strange Pharma Spam Site resulting from DAT file created by SQL Injection?

Working on cleaning up a site compromise for a client. Leaving aside that the site is using bunch of custom CodeIgniter code written by someone who had no concept of security, I've ran into a ...
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2answers
137 views

Breaking mysql username and password form [closed]

I have two versions of a website. The first one has no security precautions against sql injections. So if I try something like: Username: hello_world Password: ' or ' 1=1 I'll be signed in as the ...
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1answer
190 views

Do PHP/SQLI Prepared Statements Need Special Character Escaping?

I'm using php/mysqli queries such as this: $stmt = $con -> prepare("INSERT INTO `comments` (`uid`, `article_id`, `status`, `comment`) VALUES (?, ?, ?, ?)"); $stmt -> bind_param('iiis', $uid, ...
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1answer
836 views

Devious Blind SQL Injection Payload

I came along this blind SQL injection time based payload and I need to understand how it works ...
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2answers
146 views

Mysql database password and webform password

I have a Mysql database where one table is meant to store user complaints/comments/suggestions. I am using Mysqli to connect to the database with a ...
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1answer
41 views

Things to do to ensure that data is secured on my virtual server [closed]

I'm not much of a server administrator but I'm maintaining a virtual server with Ubuntu OS where my website is hosted. I often use ssh, ftp and MySQL. As my website gets popular, I want to make sure ...
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262 views

SQL Injection Issue Multi-line query

I am currently doing a SQL Injection attack against a website in school(that the tech created) sadly I can't point anyone to the site in question, the teacher has allowed us to gain knowledge as ...
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192 views

Overkill or appropriate?

I have come across a web application that a company has asked me to rebuild. After all the implementation is said and done I will deploy on a private server, and the database will be on its own ...
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1answer
135 views

System that manages real money

I am working on a project that incorporates real money into peoples accounts. Their accounts are stored in a MySQL database and inside it there is a column called "BALANCE". When the users send money ...
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2answers
580 views

Assigning cPanel MySQL Privileges

When I log into cPanel, I go to create a new MySQL Database with the wizard. Usually, it is recommended to assign the database user with all of the permissions from Insert, Update, Alter, Execute, ...
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4answers
643 views

What needs to be focused on when hardening a LAMP stack? [closed]

I have a site running on a VPS. I set up the LAMP stack and a few other programs personally. This is only the second time I have set up a VPS and I am a bit worried about security. Are there things ...
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1answer
358 views

MySQL encryption without knowing key

I am currently struggling with how to correctly implement storage of encrypted fields in a MySQL db, without knowing the encryption key. The result I am trying to achieve is to encrypt certain pieces ...
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1answer
88 views

Base Programming for vulnerabilities

Hello, I am a beginner looking for some information. My question is the following: In order to understand certain security concepts is it essential that I understand the underlying languages? For ...
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1answer
769 views

Is a simple Whirlpool hash with random salt secure enough? [duplicate]

I've been working on a site that requires users to login. It's written in PHP with MySQL, and passwords are stored as Whirlpool hashes with a salt (source code later). However, security sites or ...
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240 views

search CA for someone's public key

do CAs offer service wherein an application can request someone's public key? i am trying to do this but i am unsure if it is correct (suggestions of better ways to do it will be most appreciated): ...
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1answer
244 views

Separating Apache and MySQL over Tor for security, performance, and reliability

I'm trying to set up a hidden web service over the Tor network, and I was thinking of making a configuration where my Apache server and my database server are located on different networks. I know ...
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2answers
635 views

How to implement shamir's secret sharing algorithm using AES_ENCYRPT

I am using MySQL AES_ENCRYTP() and AES_DECRYPT() to store sensitive details in a database, and currently storing the key in a php file outside of the web root with read access only. The key file looks ...
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2answers
127 views

can anybody explain error based sql injection attacks

I practice about error based sql injection but there isn't any good reference for it .. for example :) : mysql> select count(*),floor(rand()*2) as a from users group by a; ERROR 1062 (23000): ...
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3answers
301 views

How to hack into a remote mysql database?

(Moved from Stack Overflow as other users said it was a security question) I have a mysql database sitting on a remote server. Nothing else, ie no web site using it, no server side scripts etc, ...
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1answer
35 views

SSL connection between MySQL, Apache and the User's device

I set up SSL connection on my apache web server and I just would like to find out is it enough to secure my connection between the MySQL server, the apache web server and the user's device. Because I ...
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1answer
165 views

How can I securely delete items in a database?

I know that to securely delete files on a system I have to apply some kind of secure deletion (overwritting empty clusters, for example). But when I want to delete some information on a database ...
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1answer
82 views

What are the traces of a mysql attack on a server when the attacker has full permissions?

I just turned my server off yesterday, after it began to distribute comment spam across the internet, at an astounding rate over 70 "spams"/min, bottom of the line 1/2 gig ram VPS. I'm still trying to ...
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1answer
116 views

How to use mySQL UNION operator in sql injection, with injectable password paramiter?

Can someone give me an example of sql injection with UNION operator, that returns users and passwords, with regards to the bellow php example. I've managed to inject simple 1 or 1=1... in the pass ...
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1answer
128 views

If mysql schema is missing, where can I find credentials?

After finding a sql injection vulnerability I need to provide the more information I can about the DB. Minimum I need to provide a list of users and passwords. I identified that it's a MySQL but ...
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3answers
275 views

Capture query to MySQL in Server

I want to capture queries to MySQL from my web-application on my Linux-based Server. MySQL port is 3306 and my web-application in on port 8181. So I started using tcpdump as follow: # tcpdump -x ...
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1answer
273 views

SQL truncation vulnerability

I came to know the SQL truncation vulnerability that I wasn't aware of. It is my understanding that this vulnerability is based on the fact that MySQL truncates the value of an "insert query" whether ...
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1answer
253 views

how to null out a insert statement?

I am doing a SQLi-Quiz. Below is the orignal statement. insert into users(name,pass) values('bob', [injection point here]) The statement is heavily filterd because the website which supplys the ...
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1answer
113 views

MySQL authentication, how to pad the 20-byte salt

Im authenticating with a mysql server with the authentication method listed here. I observed the salt and hash using wireshark, and I know the password, but I am having trouble reproducing the hash I ...
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3answers
135 views

What are some good ways to prevent a malicious visitor from maxing out our customer's API maximum allowed service calls?

We run an API service. We gave our customer a package for max limit of 12000 API calls / day. He reported to us that a user has been on purposely visiting his web page 12,000 times a day in order to ...
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172 views

What permissions should I give to a MySQL 'user' that searches my database?

My site has a search form, which queries a few tables for whatever my end users want to find. What permissions should I give my MySQL user in order to search the database and update the 'times ...