SQL injection is a technique used to take advantage of non-validated input vulnerabilities to pass SQL commands through a Web application for execution by a backend database.

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38 views

Is Ruby's SQL Injection protection enough to warrant not using additional security measures?

In my experience, SQL Injection is always a threat. If bad actors don't penetrate via SQL, they get enough data to launch bruteforces via MBASentry or do privilege escalation via scripts. However, I ...
0
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1answer
35 views

sqlmap login post problem

I have an asp login form (username & password) that is SQL-injectable when the username is found in the database For example, if I inserted -username : foo (foo founded in database) -...
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2answers
52 views

SQL Injection vulnerability identification using URL's GET param

I would like to learn to identify if a website is or may be sql injection (SQLi) vulnerable, without using any tool such as sqlmap. I have read something about it, but I would like somebody to confirm ...
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1answer
56 views

SQL injection when the password has a MD5 hash

Whenever i put username = ') or ('a'='a' password = any string It shows the . MD5 is converting my sql string into some hexadecimals. so is there any way we can bypass it? Also why can't we see ...
0
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0answers
25 views

Error based injection in Insert query

I'm trying to test a challenge website using ModSecurity as a WAF. When I put ' in the user agent I got an error from MySQL. You have an error in your SQL syntax; check the manual that corresponds to ...
1
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2answers
88 views

SQL injection to login when there's no record in the database

I have a question to solve. Well there's no records of username and password in the database and so one cannot Log in without inserting any records. Is there anyway to exploit the following code and ...
1
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1answer
106 views

Using user agent & inputs for SQL injection with ModSecurity WAF

I'm trying to test a challenge website using ModSecurity as a WAF. When I put ' in the user agent I got an error from MySQL. You have an error in your SQL syntax; check the manual that corresponds ...
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0answers
29 views

Can you use null byte injection to exploit SQLi in Postgres?

While testing, I do get an error when passing the input asdf%00 to my applications username. The database in the backend spits an error, because Postgre can't handle 0x00 in text fields. <h4>...
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2answers
91 views

Are these queries vulnerable to injection in mysql

The queries below show SQL injection in appscans for MySQL. Is there a way to do a proof of concept or otherwise to how can they be exploited? INSERT INTO cscart_sessions (session_id, expiry) values('...
6
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1answer
225 views

SQL Injection through addslashes

I'm trying to understand how a website can be hacked through using addslashes in PHP and MySQL for educational purpose. After reading this topic and this topic, I try to understand how it can bypass ...
0
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1answer
85 views

SQL queries using SQL Injections do not work as I think they should

I am trying to learn about SQL Injections. I have created a login form using PHP (I am quite new to PHP) as backend scripting language and MySQL as DBMS. Last day I asked a question about SQL ...
1
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2answers
118 views

SQL Injection not working when I think it should

I am trying to learn about PHP and SQL Injections, so I have created a login form where users introduce their username and password and click the Login button. Later in the server I get the passed ...
0
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2answers
93 views

Need help understanding OWASP Vulnerabilities [closed]

I am doing a whitepaper on simplifying OWASP 10 vulnerabilities based on an article our teachers suggested. Can you guys help or provide more resources here? What are your views? Will like to ...
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votes
1answer
61 views

SQL injection prevention by replacing ' with '' [duplicate]

I'm working on a web application which is vulnerable to SQL injection in its search box. It uses ASP.Net (C#) and Microsoft SQL Server. In the search box it queries like: Select Column1 from TBL ...
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2answers
49 views

Launching SQL injection in MD5 with mysqli_real_escape_string()?

Can we exploit the MD5() and mysqli_real_escape_string() methods in this case to perform SQL injection? Here is the code snippet: $pwd = mysqli_real_escape_string($conn,MD5($_POST['pwd'])); $login = ...
0
votes
1answer
48 views

Number of Column Enumeration in PHP / MySQL

I am currently studying SQLi from a book which I won't mention to avoid any copyright issues. The book contains many examples of strings / code from MSSQL, MySQL, Oracle etc. I am currently stumped ...
3
votes
1answer
53 views

Possibility of SQLI in the following request?

I was testing an web application which is written in Ruby, Rails framework, when I stumbled on the following request which was sent. I modified the request and now it displays me a part of the query ...
0
votes
1answer
57 views

Adding conditions after LIMIT in MySQL

Is there any way to add any condition after LIMIT for example the OR or AND? I am wondering if we can add any query after LIMIT which returns nothing. for example the query is: SELECT * FROM table ...
227
votes
16answers
50k views

SQL injection is 17 years old. Why is it still around?

I'm no techie and would like your expertise in understanding this. I recently read a detailed article on SQLi for a research paper. It strikes me as odd. Why do so many data breaches still happen ...
0
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2answers
121 views

Can an SQL injection attack happen if the input is only allowed to be hexadecimal characters?

I've set up a login system that works more or less like this: 1) The user enters the data 2) The data is hashed locally using SHA256 (To reduce the risk of someone stealing the password through a ...
13
votes
2answers
3k views

Is the injection in a NoSQL database architecture also called SQL injection?

Is the injection in a NoSQL database architecture also called SQL injection and is it still part of the OWASP 2013 Top 10, category A1 Injection? For example an injection in code that communicates ...
16
votes
5answers
9k views

Would removing spaces in a string protect against SQL injection?

I was curious if it's possible to protect against an SQL injection attack by removing all spaces from an String input? I have been reading up on SQL Injection at OWASP, but they don't mention ...
3
votes
1answer
71 views

Blind SQL Injection using OOB DNS Practical Sniffing Help

I was looking at Excellent Article from Defcon 15's which was Data retrieval over DNS during SQL Injection Attacks. (https://www.youtube.com/watch?v=iQDw0hK_eFw). In this the speaker demonstrated the ...
0
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0answers
26 views

Is there a way to check a CGI SQL Injection using sqlmap?

I got this finding from Nessus: 51973 - CGI Generic SQL Injection (Parameters Names) And the correspondent GET request: https://myhost/folder/b?'+convert(int,convert(varchar,0x7b5d))+'=1 As you ...
4
votes
1answer
134 views

Exploiting MD5/Salt Vulnerability in this PHP form?

I've been practicing security-related subjects and this challenge has befuddled me. Note: I can't access any PHP source code, nor can I edit it. I'm only able to view it. The following is given: I ...
5
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1answer
100 views

PHP SQL Injection Vulnerability In UPDATE Statements

Take the following SQL query as an example: UPDATE `sqlinjection2` SET `$vote`=`$vote`+1 Our goal is to increment the vote count by more than one, in one request. We cannot access the code itself. ...
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3answers
168 views

Is this PHP code vulnerable SQL injection?

Im given control over the $vote variable (in the "challenge" function) Is there any way to sql inject the query? (BTW I can see/read whatever the challenge function returns e.g. the sql errors. I ...
0
votes
0answers
31 views

SQLite table discovery by injection

Background: Simple SQL Injection For an injection exercise i need to get the password of a person out of a database. I've got one input field which accepts most of the chars (expect from ',", OR, ...
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2answers
87 views

Simple SQL Injection

I'm training my SQLInjection knowledge on a training tool made by my university. In a certain lvl there is this simple product viewer which gets a row based on a id. So the query should me something ...
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votes
1answer
89 views

Safest SQL database [closed]

I am going to run a Tor Hidden Service on a Linux server. My site will have an SQL database. This DB contains user login, and a few other basic details. If it makes a difference depending on the ...
0
votes
1answer
94 views

SQL injection in find_by Active Record RoR 4

I was trying to understand the possibility of SQLi in a Rails Application, that I am currently auditing for a client, that uses Active Record 4.2.0. Now, I have limited experience with RoR so please ...
0
votes
1answer
73 views

Detecting datasets that were affected by SQL injection

Assuming that I know that one of my applications was attacked by an SQL injection, how can I identify edited or selected data sets? On obvious source are webserver logs. This should allow us to ...
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77 views

What does this injected query achieve?

On this very good link you can see some SQL injection expressions for MySQL. Quick Detection Error Based SQLi For integer inputs: (select 1 and row(1,1)>(select count(*),concat(...
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votes
4answers
389 views

Why is using SQL injection to extract passwords or password hashes from a login database (that should never legitimately disclose them) even possible?

(Okay, so I'll confess upfront that while I'm trying to educate myself the current state of my knowledge on web applications security is still pretty shallow. So I appreciate your patience if the way ...
1
vote
1answer
46 views

SQLi with comment filter: dumping the database

The following SQLi (MySQL) filter is from SQLi-Labs: ... $reg = "/#/" $reg1 ="/--/" $replace ="" $id=preg_replace($reg,$replace,$id); $id=preg_replace($reg1,$replace,$id); .... $sql = "SELECT *...
6
votes
2answers
283 views

What's the best way to test for SQL Injection vulnerabilities? Manual or SQLMap?

As part of my job I test for web application vulnerabilities regularly. When it comes to SQL Injection, my methodology is to start by manually browsing the website and spidering it, then, sending the ...
2
votes
2answers
108 views

Explaining information leak to Lead dev

Our lead dev tells me that this information leak from our website is "no vulnerability. Just an ugly error UI." It looks to me that the leaked information could be used to aid an attack. Does it ...
0
votes
1answer
47 views

mySQL into outfile strange behaviour

I have sql-injection with file_priv=Y (root user) but I can only create file in /tmp and /var/tmp directories even when i have 777 permissions to destination folder - mysql server just won't create ...
0
votes
1answer
123 views

What SQL payloads can be injected for a numeric field?

I have a parameter (pi_apk_version_code) that seems to be vulnerable to SQL Injection (the team is divided on this). The database column corresponding to this parameter accepts only numeric values. ...
1
vote
1answer
64 views

Does fuzz testing produce different output compared to manual testing?

I am testing an API and one parameter is vulnerable to SQL injection. When I run OWASP ZAP's fuzzer on this parameter, the input "; or 1=1" results in a successful exploit of SQL injection. However, ...
1
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0answers
93 views

Dumping Large table using Sqlmap

I am learning/working on sqlmap and I was trying to dump a large table with 11K entries on my localhost. The command I used is: python sqlmap.py -u "http://localhost/searchre.php" --data="search=' ...
0
votes
1answer
63 views

sqlmap not finding a proven vulnerability

I'm testing a wordpress site with the jetpack plugin installed. According to: https://www.exploit-db.com/exploits/18126/ this plugin should be vulnerable to SQL injection (found with sqlmap) but when ...
0
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0answers
20 views

Can someone provide some examples of boolean based SQLi tests?

I've seen tests ' or 1=1-- or ' and '1'='1. I was looking for some more boolean based tests. One of the sites I'm testing has WAF blocking a lot of tests, but simple boolean tests, like above, have ...
0
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1answer
37 views

Getting Operating System Username using MySQL SQLi

Suppose I have a website which has SQL injection vulnerability and I got the database schema etc. Is there any means by which I can get the operating system username or the SSH username? Asking from ...
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votes
2answers
160 views

SQL injection using only Scala syntax?

Is there a way to perform an SQL injection using only Scala syntax (not importing any Java)? From what I've seen online all the examples (like this) were based on importing Java things and then using ...
2
votes
3answers
73 views

SQLMap deleted database items

While doing test on my website, SQLMap deleted data in my database tables. Everything is corrupt. What is a safe way of using this tool without touching other items on a live server? How do you use ...
0
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0answers
67 views

MySQL SQL Injection - Get User Password

I've used SQLMAP to check for SQL injection. I've managed to retrieve the name of just one database (dbInfo) However, using SQLMAP I can't enumerate anything else - where it is tables within the DB ...
6
votes
4answers
109 views

How can releasing the text of an SQL query compromise security?

I have asked a government agency, under Freedom of Information legislation, to release two SQL queries they ran to produce a table which they published in a report. That is, the agency published ...
0
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3answers
93 views

Is it a good idea to let a database do a password check?

Setup A server running a PostgreSQL database and an Apache with several php applications. Access to db is over the loopback interface. The db contains a table with the username and SHA-512-CRYPT ...
0
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1answer
152 views

Dumping custom query via SQL injection when output is in the die() function?

On my localhost I have a PHP link like this abc.com/index.php?q=XYZ where XYZ is a base64encoded parameter that I have verified is injectable. When I try abc.com/index.php?q=XYZ' it returns You ...