Questions tagged [sql-injection]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
-1
votes
3answers
143 views

General SQL Question [duplicate]

Let's say a user goes to the log in page of my website and creates an account. Instead of entering their real name, they decide to write some sql code and try to gain access to my database. I have ...
1
vote
1answer
823 views

Converting a large PHP codebase from mysql_ to PDO [closed]

At my workplace we're soon going to be tasked with removing SQL injection vulnerabilities from a large code base. The application was originally written around 8 years ago and after years of bolt-ons ...
59
votes
14answers
13k views

Why did SQL injection prevention mechanism evolve into the direction of using parameterized queries?

The way I see it, SQL injection attacks can be prevented by: Carefully screening, filtering, encoding input (before insertion into SQL) Using prepared statements / parameterized queries I suppose ...
1
vote
1answer
709 views

Is this type of data insertion safe and can stop sql injection in Python?

I am learning Database connection from MySQL Connector/Python Developer Guide. This is the code I am using to insert data: conn = mysql.connector.connect(user="user", password="password", host="127....
1
vote
4answers
602 views

Database Handler and SQL injection prevention

I've written a database model class in PHP and have written a controller class that specifically validates the data before sending it to db. I'm getting criticism that I should handle the data in ...
2
votes
1answer
690 views

How to check for vulnerabilities in web application [closed]

I have developed a web application using zend framework, mysql, and other client side technologies like javascript, jquery ajax, kendo grid, and so on. I have completed development and have done ...
0
votes
2answers
2k views

Is my application vulnerable to SQL injection if I don't specify each type in Doctrine2?

I thought Doctrine 2 DBAL prepared statements were safe from SQLi. But I found this confusing bit in the docs: By default the Doctrine DBAL does no escaping. Escaping is a very tricky business to ...
109
votes
7answers
9k views

You're hired to fix a small bug for a security-intensive site. Looking at the code, it's filled with security holes. What do you do? [closed]

I've been hired by someone to do some small work on a site. It's a site for a large company. It contains very sensitive data, so security is very important. Upon analyzing the code, I've noticed it's ...
5
votes
1answer
444 views

Is there a database programming language with encapsulation to prevent the injections?

One of things that annoys me about SQL is that it can't think in terms of objects and it's lack of encapsulation makes me constantly have to escape commands to prevent injections. I want a database ...
7
votes
5answers
821 views

Are SQL Injection vulnerabilities in a PHP application acceptable if mod_security is enabled?

I've been asked to audit a PHP application. No framework, no router, no model. Pure PHP. Few shared functions. HTML, CSS, and JS all mixed together. I've discovered numerous places where SQL injection ...
13
votes
3answers
902 views

Is reliance on parametrized queries the only way to protect against SQL injection?

All I have seen on SQL injection attacks seems to suggest that parametrized queries, particularly ones in stored procedures, are the only way to protect against such attacks. While I was working (back ...
1
vote
2answers
1k views

SQL injection attacks, how do I test and secure coldfusion queries?

I'm running Coldfusion 8 and SQL server 2008. I've been building serveral forms that insert data into the database from external users, we have a custom built security module built by the guy who I'...
15
votes
6answers
722 views

Discovered large security hole in someone elses website… What to do? [duplicate]

A chap I'm bidding to do some development for has a social network he wrote himself. Not the next facebook by any stretch. But a few thousand local users. I went to have a look at it to see what ...