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  1. DEP ASLR bypass without ROP JIT : CanSecWest2013 Slides and Analysis

    by , 03-08-2013 at 05:03 AM (Fb1h2s aka Rahul Sasi's Blog)
    I have my own talk from CanSecwest to blog about but this one is more interesting and the most awaited one. So here are the slides, I will add my own analysis and test cases to this blog entry later. Interesting thing is we had this technique discussed on garage in november http://www.garage4hackers.com/f22/wi...innu-3080.html .

    Yu Yang @tombkeeper did a demo of the technique on Ms013-08 and it does not ever need a heap spray for his ASLR/DEP bypass ...
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  2. SQL Injection Vulnerability in ebay

    by , 01-26-2013 at 12:06 AM
    Title: SQL Injection Vulnerability in eBay.com sub domains
    Author: Yogesh D Jaygadkar
    Reported: December 27, 2012
    Fixed: Jan 15, 2013
    Public Released: Jan 25, 2013
    Thanks To: Darshit Ashara
    Greets : Rahul Bro, Aasim, Sandeep, Sagar

    Description:

    Last Month I reported SQL Injection vulnerabilities in eBay.com sub domains. You can see how many days they took for patching & allowing me to publish the vulnerability. But finally ...
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  3. Reliable PHP Exploitation from Windows XP to Windows 7

    by , 01-11-2013 at 07:11 PM
    Theexploit code for PHP <= 5.4.3 (com_event_sink) Code Execution 82307: PHP com_event_sink Function Overflow DoS was published by Rahul Saasi some time before on this forum and both ofus had a nice discussion about the vulnerability and possible attack vectors.


    Itried to dig deeper into the issue because exploiting this vulnerability with 100% reliability was quite challenging. In fact the exploit provided by both of us (rahul and me ) earlier, is not reliable at all because ...
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  4. Password Reset Vulnerability in etsy.com

    by , 01-08-2013 at 05:36 PM
    Hi Friends & All Big Bros

    Yesterday i received my first white hat bounty from etsy.com for finding password related vulnerability.

    In etsy.com, when users reset their password, they receives password reset link which is as below.


    h##ps://www.etsy.com/confirm.php?email=[User Email ID]&code=[Token code]&action=reset_password&utm_source=account&utm_medi um=trans_email&utm_campaign=forgot_password_1

    I ...
  5. Hacking and Securing iOS Applications - Clubhack 2012 [ppt & Demos]

    by , 12-05-2012 at 05:52 AM
    Abstract:
    iOS applications share common set of classes and highly depends on the operating system solutions for data communication, storage and encryption. Solely depending on the Apple implementation made them less complex but it affects security of the applications. Though iOS comes with a great set of security features like code signing, ASLR, DEP, sand boxing and Data Protection, all of them are subject to attack. Relying only on the iOS security could lead to demise the sensitive data ...
  6. Open-Redirect Vulnerability in Flipkart by SecurityPrimes

    by , 11-20-2012 at 10:57 AM
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    What is Open-Redirect Vulnerability?

    An open redirect is an application that takes a parameter and redirects a user to the parameter value without any validation. This vulnerability is used in phishing attacks to get users to visit malicious sites without realizing it.

    For more info , visit : https://www.owasp.org/index.php/Open_redirect

    Ok. Now to the issue, we came across a link from FlipKart which is : ...
  7. Beginners Guide to "Use after free Exploits #IE 6 0-day #Exploit Development"

    by , 11-15-2012 at 05:09 AM (Fb1h2s aka Rahul Sasi's Blog)

    Yea right!

    Last week a friend asked few queries regarding use after free vulnerabilities, . It's been a while I wrote a tutorial so taught of cooking a beginners guide this week end. I wanted a live target for the tutorial so my plans were to run my fuzzer on an old version of IE 6, since it is easy to find a bug in and it's not worth to blog out any new versions 0-day . Any way I picked up the first test case IE crashed on and ...
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  8. Max OSX 64 bit ROP Payloads.

    by , 10-27-2012 at 11:38 PM (Fb1h2s aka Rahul Sasi's Blog)
    6 Months back I did a presentation on Mac OSX 64 bit ROP shellcodes at Null Monthly meet, where I took two different session explaining 64 bit architecture in detail and Mac OSX 64 Rop Shellcode. Today I was browsing through some old stuffs and came across the PPT I used back then. The slides only contains the first day's presentation and I can't find the second days PPT .

    Am sharing it over here. There is nothing new.

    http://www.slideshare.net/RahulSasi2...sx-64ropchains ...
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  9. XSS threats on leading Indian mobile operators websites

    by , 10-22-2012 at 08:38 PM
    While passing by common websites, we had came across various security issues in them in the past. Be it a bug on Facebook, Flipkart or Indian Shopping sites, we have brought up many issues in the past and have responsibly disclosed them. This time while passing by few mobile operators website, we noticed Cross-site scripting a.k.a XSS, 2nd top on the OWASP top 10 list. These vulnerabilities can be noticed very easily and can be used by cyber crooks to execute malicious scripts on the website, and ...
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  10. Fuzzing DTMF Detection Algorithms .

    by , 10-21-2012 at 01:55 AM (Fb1h2s aka Rahul Sasi's Blog)
    My ekoparty.org [Argentina] and NU[Delhi] talk and also Ruxcon [Australia] and BlackHat [Abhudabi] which I could't make it .
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    What is this paper about:

    Input validation attacks and memory corruption attacks are common, and the
    criticality of finding a DOS attack on a service like HTTP is consider a lot critical
    considering the attack surface and easiness of attack. Even if we could trigger an
    exception in an ...
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