The data, tools, and procedures which, when applied to a specific vulnerability, predictably violate the security design of a system.

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114
votes
14answers
36k views

What “hacking” competitions/challenges exist? [closed]

I have always enjoyed trying to gain access to things I'm not really supposed to play around with. I found Hack This Site a long time ago and I learned a lot from it. The issue I have with HTS is that ...
4
votes
2answers
3k views

Command line Nessus/OpenVAS or NSE to find specific vulns?

Which methods do you use to quickly scan a network for certain vulnerabilities? I read in the O'Reilly book Network Security Tools that Nessus had the ability to test for one vulnerability only, but ...
4
votes
2answers
3k views

Can a kernel exploit compromise an OpenVZ host?

as openvz runs a a lot of virtual servers. i wonder how kernel-exploits could affect the whole system. would it be possible to break out of a "virtual machine" with a kernel-exploit on openvz??? ...
12
votes
2answers
2k views

Bypassing Address Space Layout Randomization

How effective is ASLR in preventing arbitrary code execution in a buffer overflow type exploit? How hard is it for an attacker to bypass this without simply guessing where the addresses are?
8
votes
6answers
616 views

Doing a demo about open wireless networks exploiting with Firesheep

A collegue and I have been asked to do a demo where we show off stealing Facebook sessions with Firesheep. I've never used Firesheep before myself, but I reckon it should be a simple task. I know the ...
31
votes
2answers
4k views

Where to report malicious URLs, phishing, and malicious web sites?

I recently discovered that my web site was hacked: there was a hidden HTML div that's about selling shoes...! I googled the text in question and voila: thousands of sites have been hacked. Check this ...
17
votes
7answers
1k views

How to exploit the “PHP_MAGIC_QUOTES ON” vulnerability in order to cause max damage?

I've found a whole lot of SQL injection exploits in some systems I maintain. I know how to prevent the injection, but I would like to demonstrate to my CEO and CTO how dangerous it is if we don't have ...
15
votes
5answers
671 views

What is the potential impact of the alleged OpenBSD IPSEC attack?

Recently there is a bit of concern over encryption back doors in IPsec and while the status of this has not been confirmed, I don't know what impact something like this might have. For instance, does ...
7
votes
4answers
727 views

Is Stonesoft's “advanced evasion technique” a major problem?

A month ago, Stonesoft (an IDS constructor from Finland) has launched an alert about Advanced Evasion Techniques. With these techniques, they claim to be capable of launching attacks on a network ...
10
votes
2answers
923 views

Why is Firesheep Unable to Session Hijack over SSL?

Why is Firesheep unable to session hijack when a user is using SSL?
2
votes
2answers
4k views

Is it possible to change the admin user/password remotely on a router without logging in?

Is it possible to change the admin user/password remotely on a router without logging in? If yes, how so?
17
votes
4answers
5k views

What is the corrupted image vulnerability? How does it work?

What exactly happens when someone injects malicious binary code into an image file (on Windows)? How is that done?
9
votes
4answers
649 views

How should I escalate a vulnerability that is dismissed by the vendor?

I've come across a vulnerability that secure@microsoft does not think is worth pursuing. I would estimate that there are many, many customers affected by this issue. I do not want to start a ...
3
votes
5answers
477 views

Was the ASP.NET Padding Oracle exploit exposed in an ethical manner? What could have been done differently?

This is a multi-part question.... In regards to the ASP.NET Padding Oracle, (demo link)was that security exploit dealt with in an ethical manner? What could have been done differently or better? ...
6
votes
8answers
4k views

Retrieving OSx Keychain passwords

I have a computer forensics style osx login.keychain file that I am trying to find the passwords from. I have a very weak mac which I used crowbarkc on to try and brute force but the horsepower is ...
32
votes
10answers
6k views

Vulnerable OS's?

Which vulnerable OS's like for example DVL would you recommend for someone to use for the purpose of pentest/exploitation learning?
12
votes
3answers
2k views

How do you defend specifically against attackers utilizing any or all of the commercial exploit kits?

There are several commercial exploit kits available containing 0day vulnerabilities: White Phosphorus Exploit Pack http://www.immunityinc.com/products-whitephosphorus.shtml Agora Exploit Pack ...