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

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2
votes
2answers
296 views

Specific security concerns with (now unupdatable) Win XP [duplicate]

I'm trying to quantify the exact risk I'm subjecting my PC to if leaving it with Windows XP as opposed to upgrading it to e.g. Windows 7, an upgrade that would be very time-costly in my case. I don't ...
-3
votes
2answers
436 views

What types of software vulnerabilities are out there? [closed]

I have search a lot in the internet and I didn't find anything that is directly answer my question. What type of vulnerabilities are out there. I mean vulnerabilities like buffer overrun, not like XSS ...
3
votes
1answer
89 views

Similar products to MS EMET [closed]

Following the weekend announcement from Microsoft regarding the vulnerability in IE I have been looking at additional security defences for our endpoints. I've read some technical documentation and ...
1
vote
1answer
105 views

Is nc -l unexploitable?

Suppose I want to set up a server as a test, and I want it exposed to the Internet, giving any IP access. It could be for any reason or no reason. I don't want it to be at risk of a buffer ...
11
votes
4answers
1k views

Are exploits platform dependent?

Looking over an overview of the newest published IE exploit, I noticed what I think is assembly. I don't know anything about exploit development, but I know a little about assembly. Seeing that ...
6
votes
2answers
298 views

Zero-Day Exploit targeting Internet Explorer Versions 9 through 11

Few days ago, FireEye has found a vulnerability, which affects all versions of IE (even the latest 11). Microsoft has official statement regarding this issue. FireEye wrote a technical article on ...
2
votes
0answers
149 views

Is there a way to get msfpayload to generate a regular cmd.exe reverse tcp shell? [closed]

It looks like msfpayload now generates a powershell-based payload when you pass it windows/reverse_tcp_shell. Is there a way to generate a regular cmd.exe reverse shell instead? Thanks!
13
votes
2answers
748 views

Getting exploit reliability when using the off by one framepointer overwrite on linux

We have a program that is vulnerable to a one byte frame pointer overwrite. The stack is marked executable, the Linux machine has aslr disabled, stack cookies are disabled, and it's a little endian ...
0
votes
1answer
210 views

how can I secure my static ip router?

hi I have a static ip and someone is hacking my computer trought it I tried to format my computer and making a clean install but he keeps penetrating it this time i tried to install the AV before ...
108
votes
5answers
55k views

What should a website operator do about the Heartbleed OpenSSL exploit?

CVE-2014-0160 http://heartbleed.com This is supposed to be a canonical question on dealing with the Heartbeat exploit. I run an Apache web server with OpenSSL, as well as a few other utilities ...
1
vote
0answers
69 views

Local lan drive by download

Basically, I'm testing a local network, on which I'm able to use ARP spoofing. I now want to try and infect one of the Windows boxes on the network with a backdoor. I could inject an iframe into their ...
0
votes
2answers
818 views

Heartbleed client side attack: What can the attacker obtain? [duplicate]

If I have got this right in my head it would be a simple enough task to combine arp spoofing on a public WiFi to redirect clients to an evil SSL server which sends malformed heartbeat requests or to ...
5
votes
1answer
904 views

Does xkcd.com/1353 overstate heartbleed's capability?

Today's xkcd has characters discussing heartbleed: Megan: I mean, this bug isn't just broken encryption. Megan: It lets website visitors make a server dispense random memory contents. Megan: It's ...
1
vote
1answer
236 views

OpenSSL exploit [closed]

I have read about recent vulnerability in openssl. I tried to exploit one of my cloud servers where I run my web sites. I managed to get 64 KB of data. But what I managed to get was only HTML, CSS, ...
1
vote
1answer
124 views

Is it possible to use a .Net payload with metasploit?

I'm not exactly sure how metasploit works when exploiting a target machine, and it has been a while since of played with it, so forgive me. Instead of using meterpreter as a payload in metasploit, ...
3
votes
1answer
552 views

How does SEH based exploit bypass DEP and ASLR?

I am new to structured exception handling based exploits. Why don't we put our return address directly in SE handler to jump to our shellcode? (with no safe SEH) Can anybody explain the reason of ...
0
votes
3answers
551 views

Windows DLL Injection

In the past recent years of mine, I have been doing a lot of DLL injection with a few indie games and MMORPGs. I fully understand how to do it, and how it works for allowing these games to work not as ...
1
vote
1answer
165 views

How can I verify my machine is not vulnerable from a specific exploit?

I'm running Ubuntu 8.04 TLS linux 2.6.24-23, I find that CVE-2009-2692 which exploits by using sock_sendpage() null pointer dereference. It describes this exploit affects linux version prior to 2.6.31 ...
1
vote
1answer
183 views

WordPress Private Expoit? [closed]

I have a friend who said he has a private exploit for all WordPress ran websites. I asked him to take down my private blog, to see if it is real. He couldn't do it. I tried to get some more ...
1
vote
1answer
207 views

A renamed exe automatically running

We are currently developing a web app that allows users to upload files to act as attachments to information they provide. Obviously allowing users to upload any file types is very dangerous, ...
4
votes
1answer
155 views

ROP resistant gadgetless binaries

G-Free: defeating return-oriented programming through gadget-less binaries This paper describes what seems like a really cool technique to prevent ROP attacks if the source is availible. They use an ...
2
votes
3answers
1k views

How to determine the size of payloads available in MetaSploit

I've noticed that there are a lot of different payloads to choose from in MetaSploit, and the choice (assuming there's enough room in the target) usually depends on what you're trying to do. However, ...
20
votes
8answers
3k views

How could someone exploit the OS an ATM is running?

As I'm sure many of you have heard, the end of support for Windows XP is the supposed apocalypse for ATM's worldwide. I am cognizant of the fact that this ensures that no more patches are issued, and ...
6
votes
3answers
4k views

How to get this to buffer overflow?

I'm trying to understand buffer overflow, and am working with a simple piece of code, as below. #include <stdlib.h> #include <stdio.h> #include <string.h> int bof(char *str) { ...
5
votes
1answer
1k views

Recent Fritz Box exploit

Background info: About 50% of the ADSL and cable internet access in Germany (and presumably parts of the EU) goes over AVM Fritz routers, either verbatim or rebranded as e.g. "1&1 Home Server" or ...
-1
votes
1answer
326 views

Can this code be expoited using Buffer Overflow?

I have a piece of code which contains an obvious buffer overflow at strcpy(buf, x) since it doesn't check if buf is large enough to fit the string x. I'm wondering how to actually exploit this bug. ...
27
votes
4answers
7k views

BREACH - a new attack against HTTP. What can be done?

Following on from CRIME, now we have BREACH to be presented at Black Hat in Las Vegas Thursday (today). From the linked article, it suggests that this attack against compression will not be as simple ...
1
vote
2answers
623 views

Python exploit question?

Can someone please explain how and why this struct.pack code is used in the below exploit? I'm trying to understand how it triggers the vulnerability. I understand the buffer overflow aspect, I'm ...
2
votes
1answer
1k views

CentOS - Local privilege escalation - CVE-2012-0056

I have a server with these properties : cat /etc/lsb-release ...
-6
votes
1answer
117 views

How can mp3blaster vulnerability affect my linux OS? [closed]

Mp3blaster is a terminal mp3 player running a UNIX-like operating system, e.g. Linux, Free/Net/OpenBSD, etc. I usually use this player for playing my music, but yesterday I found a blog which claim ...
0
votes
1answer
234 views

Using buffer overflow on word with macro injection

I know how a buffer overflow works on a local network against an application running on a TCP port, assuming it doesn't drop the connection, but I would like some advice on an "exploit" I would like ...
0
votes
1answer
118 views

Looking For Compiled Version of Metasploit Local Windows Exploits [closed]

I am looking to have a standalone compiled exploits for all local windows exploits that Metasploit has right now. I was wondering if somebody has done this before or know a place that has these ...
1
vote
1answer
114 views

Why stack is not at the same address when exec running in GDB

During writing some basic challenges, I discover that the exploits are not working if not launched in GDB. To test this behavior, the following program print register values and code address: ...
4
votes
1answer
293 views

Why would a user agent string be executed?

I'm having trouble understanding how a particular XSS vulnerability might arise in the real world. Guides for two of the exercises on hackthissite.org: ...
-2
votes
1answer
61 views

websites with vulnerabilities INFO [duplicate]

Websites like http://www.cvedetails.com/ http://www.securityfocus.com This websites show information about vulnerabilities and exploits, which other sites are similar?
2
votes
3answers
269 views

Does the principle of the CRIME & BEAST attack affect VPNs?

I was recently reading about the attacks on SSL/TLS that CRIME and BEAST were able to exploit by attacking the compression in the secure session. Upon reading this I remembered that OpenVPN has ...
0
votes
1answer
189 views

Why does this buffer overflow have payload &system-&exit-&BINSH

I'm following a tutorial to write a simple buffer overflow. I have (basic) knowledge of assembly, and the stack. I've written a stack based buffer overflow before and understood it. The program I'm ...
1
vote
1answer
1k views

Reverse TCP connection from exploited SearchIndexer.exe failing

I'm working on a tool that exploits SearchIndexer.exe on Windows 7 x86 and connects back to a metasploit multi/handler, using standard metasploit reverse TCP stagers. The exploit seems to function as ...
4
votes
2answers
494 views

Cell phone voice mail hacking

The news has been filled recently with the allegations that News of the World employees hacked into the voicemail inboxes of celebrities and crime victims. What flaw was exploited to accomplish this, ...
1
vote
2answers
248 views

How do arbitrary payloads execute on the remote machine?

I understand executing something like a reverse TCP bind via shell relies on resources being available on the victim machine... and in the case of running a, shall we say, Ruby script from the command ...
8
votes
2answers
445 views

Are userid and password needed in order to pentest a website?

We are a company that has many web applications developed in ASP.NET. Our Internet service provider (Telefonica) wants to test our web sites looking for vulnerabilities. For that, they are asking us ...
-1
votes
2answers
2k views

Automatically search Metasploit for useable exploits based on vulnerabilties in the database

Is it possible to automatically search the Metasploit database for usable exploits based on information about the vulnerabilities on the hosts? Searching in Metasploit for each CVE number to see if ...
-2
votes
1answer
105 views

Installing a custom SSL Certificate For Local Proxy. Safe?

I've been writing some software for over a year that is a sort of browsing security/privacy application. One of the features of this software is that it uses a local HTTP proxy for some content ...
4
votes
1answer
1k views

Why does Directory traversal attack %C0%AF work?

Introduction: I am trying to learn the basics of Directory Traversal. Question: While trying to understand the 2-Byte Unicode conversion of characters, I came across this_SANS ARTICLE that explains ...
2
votes
1answer
541 views

List of NSA spyware - remote bios exploits [closed]

Found this rather detailed list of the NSA's latest spyware gadgets, with several different remote bios exploits that once installed are virtually undetectable and can survive reinstall of the OS: ...
1
vote
2answers
4k views

Ways to completely spoof browser user agent and hiding OS to a webserver

This is a follow-up to the following question: Can a website determine what OS or web browser a visitor is using if the useragent is blanked/changed? If I have understood the answers correctly, a ...
2
votes
2answers
1k views

NX bit: does it protect the stack?

I once heard the NX bit was a panacea, then that it was not. One detail I've wondered about though: Does the NX (no execute) bit protect against code inserted into the stack and executed there? It ...
0
votes
1answer
2k views

Is this a security issue at the Remote Host or the Local Host?

The problem is as follows: In the local host machine (let's call it 'A'), there is a apache server hosting some web application. A user use the local host machine to access a web application site ...
5
votes
1answer
528 views

Suspicious activity on contact form, what are their intentions?

I've just started receiving several emails per second and I think it's likely someone is trying to exploit my contact form. I've taken steps to protect my site, I'm just curious what it is they're ...
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 ...