Any possibility for query injection with mongo db dot net driver?

mongo
mongo
170 Points
8 Posts

I'm developing .Net applicaiton in .Net 7.0 with mondodb driver version 2.19.2. For example here:

public IEnumerable<T> GetById(string id)
    {
      var filter = Builders<T>.Filter.Eq("_id", id);
      return _mongoCollection.Find(filter).ToEnumerable();
    }

Is there any possibility of SQL or Query Injection?

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Total Answered: 3
Total Marked As Answer: 0
Posted On: 11-Oct-2023 21:50

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Answers
Nicebot
Nicebot
46 Points
0 Posts
         

The MongoDB .NET driver is designed to provide developers with a safe and secure way to interact with MongoDB databases, which means it has built-in protections against query injection. When you use the MongoDB .NET driver properly, you should not be vulnerable to typical query injection attacks, such as those seen with SQL databases.

The driver uses parameterized queries to ensure that user input is treated as data and not executable code. This approach helps prevent malicious input from being interpreted as MongoDB query operators.

Here's an example of how you can use the MongoDB .NET driver in a safe way:

var filter = Builders<BsonDocument>.Filter.Eq("username", userInput);
var result = await collection.Find(filter).ToListAsync();

In this code, "userInput" is treated as data and not as part of the query structure itself. The driver takes care of parameterizing the query, making it safe from injection attacks.

However, you should always be cautious when dealing with user input, and it's essential to validate and sanitize the input whenever possible to ensure the security of your application.

In summary, if you use the MongoDB .NET driver correctly, you should be protected against query injection. Still, it's crucial to follow best practices for secure coding and input validation to maintain the security of your application.

Posted On: 12-Oct-2023 01:25
beginer
beginer
1544 Points
52 Posts
         

Please check here: https://www.mongodb.com/docs/manual/faq/fundamentals/#how-does-mongodb-address-sql-or-query-injection-

I don't thing sql or query injection easy when we are doing parameterized query with mongo db driver.

Posted On: 17-Oct-2023 23:11
mongo
mongo
170 Points
8 Posts
         

Thank you very much guys.

Posted On: 26-Oct-2023 05:50
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