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

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1answer
133 views

UAC bypass approaches

I am looking for a technique for bypassing UAC. Here are two solutions that I found on Google, but I need a different solution: Bypassing UAC with User Privilege under Windows Vista/7 Advantages ...
0
votes
1answer
73 views

CSRF vulnerability in CGI/shell script web interface of hardware

I have a web interface to a hardware that is primarily used to reboot the hardware. Reboot can be done only by authenticated user.The web interface is written in CGI/shellscript. It does not use any ...
-1
votes
0answers
38 views

Mass Man-In-The-Middle Attack [on hold]

Permanent MITM attack Government agencies control the very backbone of the internet and most corporations are under their control, this is a fact, what is to say that websites like Tor Project and ...
2
votes
4answers
132 views

BadUSB exploit - can it be prevented?

Over the past weeks I have become a fan of this stackexchange and started to get interested in computer security. First of all a big thank-you to all of you guys, I learned a lot from reading tons of ...
5
votes
1answer
2k views

.JPEG File upload shell via EXIF comments

I came across this advisory recently and I'm a bit confused by both exploits, but specifically the file upload vulnerability. I don't understand how to actually exploit this condition (or even why ...
0
votes
0answers
42 views

Add third party exploit to metasploit under kali linux 1.0.6

I want to add custom exploits in metasploit running inside kali linux system version 1.0.6. I start using this methode : cd /root/.msf4 cd modules mkdir -p exploits/windows/browser mv ...
11
votes
7answers
2k views

Can hackers detect my operating system?

I've seen people demonstrating the use of backtrack to attack VMs. In one of the components of backtrack, it shows the operating system of the targets. Since support for Windows XP is ending soon, i ...
1
vote
0answers
42 views

Shared clipboard on Linux without keylogging, etc. vulnerabilities?

X has some serious security problems, not the least of which is that any program using a given display can log keystrokes from any other program on that display. (This can be demonstrated easily using ...
4
votes
2answers
661 views

Possible arbitrary file download vulnerability

I am auditing a possible vulnerable piece of ASP code on a Windows environment. The code is as follows: If InStr(strPath, "\Only\Download\From\Here\", CompareMethod.Text) = 0 Then Basicly it is ...
3
votes
2answers
167 views

Small, Vulnerable apps for exploit training

I'm looking for some really small apps on Ubuntu for some bufferoverflow exploitation training. I don't want to start off with some huge apps. I know some sites like http://www.oldversion.com.de/ ...
2
votes
1answer
106 views

is computrace a permanent backdoor?

I was reading about CompuTrace and this thing is pretty much a backdoor and irremovable. It's in the firmware, in the BIOS and survives formatting and even hard drive change and OS reinstalls. Some ...
2
votes
4answers
183 views

How should I defend against zero-day attack on SSH?

Vulnerabilities are discovered everyday. The recent Heart bleed attack caught many people off guard. I was wondering if a serious flaw was to be discovered that allows unfettered access to SSH, how ...
0
votes
1answer
49 views

3 byte address of system call and exit call

i am trying to exploit a buffer overflow vulnerability in ubuntu (kernel version 3.0.0-12 generic i686) by using the method return to libc and the stack is not exploiting ? By while exploiting i ...
0
votes
2answers
329 views

Was I a victim of an “Apache PHP Remote Exploit” attack?

I have a server in my computer for testing purposes, accessible from the outside. I was reviewing the access.log file, and I saw 89.187.33.50 - - [29/Mar/2014:03:39:01 +0100] "HEAD / HTTP/1.0" 200 - ...
2
votes
2answers
1k views

Is OpenSSL CCS Injection (CVE-2014-0224) critical?

Recently the CCS Injection was discovered in OpenSSL (CVE-2014-0224) http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0224. It allows man-in-the-middle attackers to consequently hijack sessions ...
1
vote
1answer
119 views

How do you stop a hacker with no IP and a dot for their HOST

The entry below is from the visitors log in c-panel Host: . /specific legimate-wordpress-post/ Http Code: 503 Date: Jul 24 09:28:06 Http Version: HTTP/1.1 Size in Bytes: 1118 Referer: ...
1
vote
2answers
96 views

the dangers of internet forums - what is FUD, what is not

I just visited a forum and a member knew what OS I was running without me saying anything (a not TOO common distro of linux). Now I'm not sure how he exactly he might have done it, or what information ...
4
votes
1answer
4k views

Finding environment variables with gdb, to exploit a buffer overflow

I have to exploit a very simple buffer overflow in a vulnerable C++ program for an assignment and I am not being able to find the environment variable SHELL. I have never worked with BoF before, and ...
8
votes
2answers
2k views

Exploiting PHP via GET params

To be clear, this is in the interest of ethical testing to secure an application on behalf of my work. Now that that's out of the way, here are the details: Un-sanitised GET params are used in a ...
3
votes
2answers
1k views

Reverse shell connections

Why are reverse shell connections so popular in the event of a successful intrusion? Many "hacking" videos show this and it is often seen in practice. Would not most servers restrict outgoing ...
5
votes
0answers
30 views

Why does printf() vulnerability require 4-bytes of junk data? - “Hacking: The Art of Exploitation” [duplicate]

I've been reading "Hacking: The Art of Exploitation 2nd Ed." and I hit a part that's not explained clearly enough for me. In the section "Writing to an Arbitrary Address" Jon Erickson creates a ...
3
votes
1answer
247 views

How can the OpenSSL CCS Injection vulnerability (CVE-2014-0224) be exploited?

Just curious how this one works in practice and if it's as much of a risk as has been made out? It says you actively require a MiTM scenario, which is understandable, but then what are the steps to ...
0
votes
0answers
108 views

Exploit circulating Facebook with a .pnh file embedded in a <img> tag

Not sure how long this link will be up, but this is the page where users get redirected after trying to read a fake news post in someone timeline. [WARNING: ACCESS IN A CONTROLLED ENVIRONMENT] ...
13
votes
1answer
882 views

Return-oriented programming: how to find a stack pivot

I have a program with a heap overflow. It contains some code that is not randomized (is not using ASLR). I want to do a return-oriented programming exploit. Since this is a heap overflow, the first ...
5
votes
3answers
255 views

Why does printf() vulnerability require 4-bytes of junk data? - “Hacking: The Art of Exploitation”

I've been reading "Hacking: The Art of Exploitation 2nd Ed." and I hit a part that's not explained clearly enough for me. In the section "Writing to an Arbitrary Address" Jon Erickson creates a ...
2
votes
2answers
101 views

How do I make a working example of a “Dangling Pointers” exploit? (or where do I find it online)

I was recently reading about buffer overflows and dangling pointers. I read "Smashing the stack for fun and Profit " by Aleph1 and that paper was really clear and concise in explaination. On the ...
-2
votes
1answer
66 views

Proccess to exploit an OS vulnerability [closed]

What are the steps to use an exploit on an OS vulnerability? I tried the popular ms08-067 on an XP machine, following a guide found on the internet, discovering Metasploit etc., but I can't figure ...
0
votes
1answer
59 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 ...
2
votes
2answers
232 views

I've found security vulnerability in current linux distribution. What next?

I've installed ubuntu server 12.04 on VM two weeks ago. I've created regular snapshots. XXX time ago I've noticed unusual activity and I've found that a backdoor was installed into my server. One of ...
47
votes
7answers
5k views

Can “cat-ing” a file be a potential security risk?

I often use cat on the console to view the contents of files, and every now and then I accidentally cat a binary file which basically produces gibberish and system beeps. However today I've ...
0
votes
2answers
54 views

What type of probing sends GET /“ data ” to a server?

During monitoring of webserver logs I've stumbled upon those standard probings for wordpress exploits etc, like No route found for "GET /wp-login.php" (uncaught exception) No route found for "GET ...
0
votes
1answer
77 views

Fomat String vulnerability used to display data outside the function stack frame?

if we run the following code using the input "hi", the output will simply be "hi" main(int argc, char **argv) { char *secret = "This is a secret 1\n"; char *secret2 = "This is ...
1
vote
4answers
233 views

How do exploits and payloads work together?

I knew about the metasploit framework since a few good years ago, but I never really got into it. I have some knowledge when it comes to networks, but I am not a PRO. I've tested some things with ...
1
vote
2answers
161 views

Is it illegal to publish an exploit against a known vulnerability in US?

Is it illegal to publish an exploit against a known vulnerability in US? The exploit could be published in one's blog or places like exploit-DB. It seems that in countries like Germany and France such ...
1
vote
3answers
74 views

iPhone 5c iOS 7.1 deleted video recovery?

Can a video that was deleted from an iPhone 5c running iOS 7.1 be recovered? 1) the video was not in the camera roll 2) the video was deleted 3 weeks before seizure of device 3) app used to ...
2
votes
3answers
282 views

How dangerous is the security hole CVE-2014-019?

There is a security hole CVE-2014-019 in the Linux kernel since 2.6.31-rc3 which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges How ...
0
votes
3answers
106 views

Practicing pentesting locally

After watching videos and downloading just about every possible pen-testing tool out there to play around with and learn. How do you setup test beds and practice scenarios to crack? With RE people ...
1
vote
1answer
309 views

Exploiting XP SP3 with local privilege escalation [closed]

I'm trying to exploit my virtual machine (windows xp sp3) by cve-2013-5065. I created exe from python script and ran on my virtual machine. It successfully spawned new shell but cmd.exe was not with ...
1
vote
2answers
101 views

Heap spray against 64-bit processes - possible?

Are heap spray exploits possible, if the process we're attacking is a 64-bit process? Naively, it seems like the 64-bit address makes it difficult to mount a heap spray: to fill all (or a significant ...
30
votes
7answers
2k views

Is there a difference between GET and POST for web application security?

I have 2 choices in sending data between 2 web applications. I encode the data in Base64 and append to the URL and retrieve these parameters at my destination application and decode the parameters. ...
28
votes
3answers
11k views

How do you stop a hacker when their IP address is 0.0.0.0?

Wordfence reports the following visitor: An unknown location at IP 0.0.0.0 visited 4 hours 45 mins ago IP: 0.0.0.0 Browser: Baiduspider version 2.0 Mozilla/5.0 (compatible; Baiduspider/2.0; ...
5
votes
1answer
106 views

Information disclosure attack, using a heap overflow

A typical strategy for defeating ASLR is to find both a buffer overflow bug and an information disclosure bug. But when attacking servers that are automatically restarted whenever they crash/die, is ...
75
votes
8answers
77k views

Can webcams be turned on without the indicator light?

I want to know how secure I am. I've made a series of pentests in my network and one of the things I've tried was to record webcam and microphone. Recording an end-user's microphone seems to be a ...
2
votes
3answers
152 views

Memory Corruption in C/C++

I'm doing a study on Memory Corruption. I need to compile a list of all the exploitable memory corruption issues that have been recognized till date and provide a sample vulnerable code for it. I ...
1
vote
1answer
124 views

Metasploit generating strange shellcode

So I just used metasploit to generate the payload/linux/x86/shell_bind_tcp payload without null bytes (generate -t raw -b '\x00' -f shellcode). Here's the shellcode: $ xxd -p shellcode ...
1
vote
1answer
97 views

Exploiting Writeable SNMP

So, I've come across a couple of devices that are using default writable community names for SNMP such as 'private' (on windows machines) and 'Secret c0de' (on Brocade switches). I'm aware of the ...
0
votes
1answer
41 views

8 extra bytes in stack

i am new to buffer overflow and learning from securitytube.net website but in 7th video i got stucked Buffer Overflow Primer Part 7 (Exploiting A Program Demo) In this when the value of egg is passed ...
0
votes
1answer
91 views

Automatic exploit searches

How to automatically search and download exploits which matches for example with kernel release ? Is there for example a public REST web service which provide data in XML or JSON format to a client ...
0
votes
0answers
84 views

exploiting buffer overflow

when i download a copy of vulnerable program and try to exploit it by buffer overflow (any internal function calling as a payload) it works. but when i made a same type of vulnerable program in c i am ...
0
votes
2answers
177 views

Is possible to exploit C#, Java, Python or any language that is running inside VM (i.e. managed runtime)

Is it possible to exploit a vulnerable application that is running inside a process virtual machine? Let's say that we have buffer overflow vulnerability in a Java application but the JVM isn't ...