Contents
Can iframes be dangerous?
The truth is, iframe -s are totally safe. You could as well blame script tags for being dangerous; anything can cause trouble when maliciously inserted in a site. But how did they insert it in the first place? There must be an existing backend vulnerability if someone was able to inject html content into a site.
Do iframes have performance issues?
Can iframes affect the loading speed of my website? Every iframe on a page will increase the memory used as well as other computing resources like your bandwidth. So, you should not use iframe excessively without monitoring what’s going on, or you might end up harming your page performance.
What is an iframe attack?
An iFrame injection is a very common cross-site scripting (or XSS) attack. It consists of one or more iFrame tags that have been inserted into a page or post’s content and typically downloads an executable program or conducts other actions that compromise the site visitors’ computers.
How do I make iFrames safe?
Sounds good, so what could go wrong?
- Run any JavaScript, even if it would only affect contents of the iframe.
- Change the parent’s URL.
- Open pop-ups, new windows, or new tabs.
- Submit forms.
- Run plug-ins.
- Use pointer lock.
- Read cookies or local storage from the parent, even if it’s from the same origin.
Are iframes evil?
So nope – iFrame is not evil. They are not bad, but actually helpful.
What are the risks of using iframes on a website?
It’s the ease with which hackers can inject malicious code into frames or create frames and insert them into web content that threatens site security. The three primary risks are: Potential exposure to cross-site scripting (XSS) and SQL injections. This allows a cyber criminal to:
Why is obfuscated iframe injection attack so dangerous?
Obfuscated iframe injection attack is a dangerous and tricky attack because it is very difficult to detect and find the malicious injection code on a website. Obfuscated is the way to hide the meaning of the communication so that it is difficult to find the injected code.
Why is iframe used as a phishing tool?
So the iframe is dangerous because an attacker might use it for phishing purposes. The proven concept of iframe phishing attack has been discussed by f-secure lab. In the analyses, they have successfully demonstrated the phishing and other scamming by using iframe.
What can a frame injection attack do to your website?
In modern browsers, the greatest impact a Frame Injection attack can have is that the injected website can be redirected it to a different URL, initiating a top-level navigation. This type of Frame Injection attack is known as Frame Hijacking.