inserting malicious content, usually code (like SQL, Javascript) into a vulnerable application. Is used only if there is no more specific injection tag available (see tag wiki)

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3answers
387 views

PHP Object Injection Prevention - OWASP

So I was just reading up on the OWASP site about PHP Object Injection. According to their site, the suggested fix is to not use serialze and unserialize but to use json_* (json_encode and ...
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1answer
152 views

Is SQL Injection possible in this PHP registration script? [closed]

I've recently created a PHP registration script for a website that a friend and I are working on. I've read up on the dangers of MySQL injection, and I was wondering if my current code is protected ...
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1answer
184 views

How were hackers able to alter the text of my pages without a form or querystring?

I maintain a small site that runs old-fashioned classic ASP pages with an Access backend. Recently, the site got hacked. The attacker managed to add a large quantity of code to the index.asp page. ...
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1answer
90 views

What is the main function of xp_cmdshell in SQL Server and what are its related security issues?

I was researching on Injection issues in MS SQL Server. I came to read about xp_cmdshell. I think this must be enabled in the SQL server for attackers to perform many exploits. Actually what is this ...
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2answers
2k views

Stopping js malware injection on our Wordpress site

This had been added to our wordpress site, specifically in the footer.php. hxxp://pkktjuchlrv.peguards.cc/02b31ac5iq/get.js It is malware as defined by google, i belive it is tracking code. We have ...
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1answer
3k views

Wireless Adapters for Testing with BackTrack

I would like to begin testing and working with BackTrack. I have heard that the Alfa AWUS036H wireless adapter works well with BackTrack and allows for packet injection. This adapter, however, is ...
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2answers
49 views

Calling string functions safely

I wish to implement some user callable functions in my code. I use something like this: function funcTest(){ echo "This is test function"; } if (isset($_GET['cmd'])) { $func = ...
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1answer
200 views

Is PHP FILTER_VALIDATE_IP secure enough to $_GET an IP address?

I need to pass an IP to a PHP page, and it would be convenient to be able to use GET, but I know that's sort of asking for trouble, so I want to triple-check that I'm handling it securely. ...
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2answers
61 views

It would be possible to filter user input browser side to prevent injection?

I've been studying common injection problems and examples and I've been wondering whether it would be possible to embed some filtering mechanism to prevent injection client side. For example checking ...
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votes
3answers
63 views

Can isolated forms be dangerous for my server security? [closed]

I'm learning PHP and at the same time I write the examples that I get from the book to .php pages to test them and eventually publish them. My concern is about a bunch of forms that are there to test ...
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2answers
715 views

How to encode letters in multipart/form-data to include CR/LF characters?

Part of HTTP request that should be sent to server with Content-Type: multipart/form-data; looks like: ------WebKitFormBoundaryQ7KGYev31biaJTW8 Content-Disposition: form-data; name="subject" ...
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1answer
641 views

can the value of request.getHeader(“Host”) be faked?

Suppose if there is some code like <a href="<%=request.getHeader("Host")%>/xxx/abc.do>SignIn</a> Can an attacker fake request.getHeader("host") to point 'SignIn' anchor to ...
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2answers
94 views

“&” character in url [duplicate]

I think I found a bug in my website but don't know how dangerous it is. My website will redirect you to a warning page whenever you click on a link that is pasted in the comments section. The url ...
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1answer
172 views

Malicious JavaScript — Troj/JSRedir — Gumblar

I have a client with a website receiving AV warnings from Microsoft Security Essentials. A further investigation revealed that the site is blacklisted by Yandex.com, due to a report that the site ...
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votes
1answer
693 views

How do I inject JavaScript into a JPG image and execute it when uploaded?

I've recently joined a security project, and received a task to demonstrate the risk related to an end-user uploading an image containing embedded (malicious) JavaScript code. I used EXIFeditor to ...
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2answers
328 views

Is it possible to modify a support .js file in a web application by injection?

Let's say there is a web application needing a JavaScript support file .js to be loaded in the head of the html document. <!DOCTYPE html> <html> <head> <meta ...
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1answer
225 views

WordPress theme infected by 5a9fa481.megaline.co malware

I have a wordpress website always updated. I'v developed a theme from scratch for it, so my theme is clean as it was always. I use strong passwords generated by specific tools. Last 3 days my website ...
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1answer
664 views

Sanitizing JavaScript to prevent XSS

I'm going through a vulnerability remediation exercise for a client and am trying to figure out how to best mitigate this particular hole. There's a script on our site that calls up content into a new ...
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0answers
17 views

Constructing a tainted string for arc injection

I'm new to security and currently referring to Robert Seacord's Secure Coding in C and C++. In chapter 2 of the same, the author talks about arc injection, wherein he passes the flow of control in the ...
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1answer
85 views

SAPE link injection into website

I currently have a WordPress website that has been updated to latest version 4.1, also latest theme installed. The problem is this SAPE Russian link network that is injecting malware code into the ...
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0answers
200 views

Active Directory Injection attack

Is there a possible way of injecting code to pull data from Active directory? I have written a PHP page that executes Powershell and is able to change passwords to a controlled group of people. ...
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1answer
275 views

Why can't all wireless cards perform packet injection?

If a wireless card can send packets, why can't it inject packets? All have to do to inject a packet is create a raw socket, construct a packet with the spoofed headers and then send the packet ...
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0answers
92 views

Should I be concerned about the following URLs that were tried to open on my webpage?

I don't know if this is some injection attempt or a weird bot or what ever. An IP opened several pages within my Drupal 7 website with the appendix ...
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1answer
100 views

Is API hooking done by a process in a shared page, visible to all other processes?

Assume, I have an executable which hooks the API CreateFileW located in Kernel32.dll which is shared globally across the system for all other processes. From hooking I mean, that I have overwritten ...
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0answers
36 views

How to route RST injections

Lots of security appliances and software support RST injection. Plenty of material exists on the algorithmics of the RST packet(s) (making them fit the context of the targeted TCP connection, ...
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4answers
252 views

Software for web hacking? [closed]

I want to learn sql injection, xss and other web attacks. I am new to all this, just a beginner. I want to know which software to use. Can I use Windows for these attacks ...
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votes
1answer
80 views

Why injecting a php tag with XSS dosn't work? [closed]

So you all know about the XSS vulnerability but what I cannot understand is how come injecting a <?php ?> tag doesn't work? eg.: suppose there is a Stored XSS vulnerability in the index.php of a ...
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0answers
21 views

Url quote escape (whenever I place a quote in the url, it escape it with '/) [on hold]

Title says it all, if you have any idea how to bypass that, please answer me :)
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votes
2answers
375 views

Parameterization strategy for hazardous character injection [closed]

I have a input text field for accepting Email ID. If Email ID is not entered by User, I have a client side validation using Java Script to display error message which reads like, "Please enter valid ...
-2
votes
1answer
128 views

Scanner / tool to generate a list with all forms and input fields of a website [closed]

I'm not very experienced with information security but know some basics about injection attacks and other web based attacks. Is there a tool / crawler to find all forms and input fields of a whole ...
-2
votes
1answer
472 views

Injected Images

I want to learn all about that. How can we inject code into an image? Is the code must be php? Or is javascript or HTML works too? How I find documentation about this article? I'm a newbie about ...
-4
votes
3answers
11k views

How do I hack this login page by using SQL injection? [closed]

I'm testing a client's web site vulnerability to SQL injection, which appears to be the case. The web site is hosted in IIS on a Windows server and is using Microsoft's .NET framework with SQL. I'm ...
-6
votes
2answers
584 views

PHP injection on 777 file [closed]

Some one has modified a PHP file, which had permissions set to 777, on my VPS server. How can someone do that without administrative access to the server? What information I can give you? I know ...