A vulnerability which is known to the designers, implementers, or operators of the system, but has not been corrected.

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3
votes
2answers
42 views

How to exploit via Metasploit vulnerabilities found with Nessus?

I am new in the field and trying to pentest a php web app locally stored on my host pc using metasploit from a kali vm. I have run some scanners like wmap,OpenVAS and Nessus and found some ...
-1
votes
0answers
23 views

How can I make an OVAL description of my project's dependencies and query vulnerability databases with it? [closed]

I am not a system administrator but am a software developer. I would like to monitor the libraries I depend upon for my software for security vulnerabilities. Is it possible to use OVAL to create a ...
2
votes
1answer
65 views

Why Shellshock works in useragent string?

I was wondering why Shellshock works when put in the useragent. Based on what I could find it is because a web server (e.g Apache) uses the useragent string in its internal working. Why would a ...
2
votes
1answer
223 views

Are Java applications vulnerable to CVE-2014-6321 (WinShock)?

CVE-2014-6321 (also known as MS14-066) is a heap overflow vulnerability discovered by Microsoft engineers in Schannel, the SSL/TLS implementation used by Windows. My Java application uses SSL (JSSE ...
-3
votes
1answer
46 views

Buffer overflow without using environment variables [closed]

I was trying to overflow buffers and I was wondering , Is there anyway to do a buffer overflows without using environment variables ?
1
vote
2answers
330 views

SSLv3 cannot be disabled, can I use weak cipher as a workaround?

We're using lighttpd 1.5.0-2349 which unfortunately doesn't support the option to disable SSLv3. I think a potential workaround would be to only allow it to use some cipher which has already been ...
6
votes
2answers
2k views

Force a connection via SSL3 to detect POODLE vulnerability

I have been reading up on the POODLE vulnerability. From my understanding, and correct me if I am wrong, you need to allow connections to be made via SSLv3 on the server. The server I am currently ...
1
vote
0answers
242 views

Windows OLE Vulnerability CVE-2014-4114 “Sandworm”

Just heard about a new vulnerability and am using the same format as the POODLE guy for this one. What is the Sandworm vulnerability? I use [product/browser]. Am I affected? Is [product] ...
3
votes
1answer
192 views

Performing POODLE attack

I trying to perform POODLE attack on a hosted server that I've configured to support only SSLv3. The scenario is I logged on my server and it sends the cookie in response that will be stored by the ...
1
vote
2answers
213 views

POODLE vulnerability in major social networking

Social networking is a corner stone for a majority of our daily lives, be it communicating with friends, sharing photos or even using social networking for advertising and business promotion. Whilst ...
184
votes
4answers
61k views

SSL3 “POODLE” Vulnerability

Canonical question regarding the recently disclosed padding oracle vulnerability in SSL v3. Other identical or significantly similar questions should be closed as a duplicate of this one. What ...
2
votes
1answer
102 views

Is this somebody trying to exploit a vulnerability?

On our website, when an invalid PHP session ID is detected, it's logged and regenerated. This invalid session has been logged: n040jl1nujch72tkrmr0uilnl1, ...
-1
votes
1answer
77 views

Shellshock vulnerability for pc inside LAN

A common pc running bash inside a home LAN network (with a router/gateway providing internet access to the LAN) does not have any contact with the external internet, except browser navigation and the ...
1
vote
1answer
246 views

Exploiting shellshock

On doing some digging on the shell shock vulnerability, I found that being able to run the exploit via a remote location depends on whether the attacker actually knows the exact cgi script which uses ...
-2
votes
1answer
794 views

The correct way to check for vulnerability CVE-2014-7169 (aftershock)

I found two ways of checking for the vulnerability CVE-2014-7169 (aftershock or taviso bug) bashcheck uses: cd /tmp;rm echo 2>/dev/null X='() { function a a>\' bash -c echo 2>/dev/null > ...
5
votes
0answers
711 views

Example of how the remaining shellshock bash bug CVE-2014-7169 (taviso bug) could be exploited?

I have a general idea about the Shellshock bash bug (CVE-2014-6271 reported Sep 24, 2014) of what the vulnerability is and how it could be exploited. Here you find examples on how to exploit the ...
11
votes
5answers
2k views

Is replacing bash with another shell a prudent step?

Considering that RedHat and other major teams in business are conducting an audit in bash and have uncovered a few other vulnerabilities besides -7169 (-7186 and -7187), is it sensible to link /bin/sh ...
0
votes
0answers
247 views

How are you able to inject bash script through the user agent

I was looking over the new Bash exploit and was looking at this post in particular. Attack scenarios of the new Bash vulnerability What I don't understand is how does including bash in the ...
20
votes
1answer
8k views

Attack scenarios of the new Bash vulnerability [duplicate]

Odds are that you're already aware of the newly discovered Bash bug. It can be tested using env x='() { :;}; echo vulnerable' bash -c "echo this is a test". What yet I haven't understand is, what ...
172
votes
5answers
92k views

What is a specific example of how the Shellshock Bash bug could be exploited?

I read some articles (article1, article2, article3, article4) about the Shellshock Bash bug (CVE-2014-6271 reported Sep 24, 2014) and have a general idea of what the vulnerability is and how it could ...
-2
votes
1answer
76 views

Best and most current sites for security breaches [duplicate]

I'm taking my masters in cyber-security and as a student I come across a lot of garbage when doing research. What are sites with the latest security breaches? Thanks for the help in advanced. My ...
2
votes
4answers
170 views

Vulnerability exploitation in Java

I am not intimately familiar with Java, so this could be a stupid question. In a C program I can find buffer overflows or may be a ROP based exploit to run custom code. How is it done in the context ...
1
vote
0answers
51 views

use after free vulnerability [closed]

I am struggling trying to understand use after free vulnerabilities, can someone explain it for me with C language source code, and how it can be used to write to arbitary memory location or to cause ...
1
vote
2answers
53 views

secure flash update

The default method for updating flash is through Adobe's unsecured http portal, which seems to be a serious security concern, given the access that flash has on a user's machine. Can anyone recommend ...
0
votes
0answers
71 views

Find the location of a hidden host

I'm doing a penetration test for a client who wants me to try and target a specific server. I have managed to get credentials(hard-coded in an in-house app) to a limited account on this server that ...
2
votes
2answers
202 views

Why is Un1c0rn exposing wget on heartbleed?

What's the point of spotlighting wget on heartbleed dumps? I'm specifically talking about this which is the first page of wget occurencies in heartbleed dumps. They put this page as a link on the ...
1
vote
2answers
102 views

Is php DOMDocument::loadXML completely secure?

Our application is using loadXML extensively to recieve data(input) from the users. Other than the usual checks for SQL injections and XXS, are there any known risks in parsing the xml file using ...
5
votes
3answers
414 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 ...
5
votes
0answers
36 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 ...
0
votes
0answers
84 views

Is OpenSSL 0.9.8h affected by CVE-2014-0195?

I have spent time on finding out if OpenSSL 098h is affected by the CVE-2014-0195 ..but it seems I will have to understand the entire file d1_both.c to answer this question. 1) Preliminary look at ...
0
votes
5answers
260 views

Are all URL shorteners unsecure/vulnerable?

The OWASP state that open redirect is a vulnerability: An open redirect is an application that takes a parameter and redirects a user to the parameter value without any validation. This ...
1
vote
1answer
193 views

Cannot get access into a vulnerable Windows 2000 (MS03_026)

I'm trying to get access into a Windows 2000 server through the vulnerability MS03_026. An exploit is provided by Metasploit but I don't know why it isn't working. After filling the options (basically ...
0
votes
2answers
74 views

Which mechanism did Flame use to avoid being identified?

I got a question that says "What is the major difference in the USB propagation system used by Flame with regard to Stuxnet to prevent being identified?". After Googling for a while, I haven't found ...
-1
votes
1answer
78 views

BigDump v0.35b vulnerability [closed]

I dont understand what the problem with BigDump v0.35b. This site says that it have problem. But i dont understand it. Problem here? if (!$error && isset($_REQUEST["uploadbutton"])) { if ...
1
vote
1answer
58 views

How does the ruby vulnerability affect me?

Visiting this site: http://ruby-doc.org/ I get this message: There were 3 Ruby vulnerability reports in the last 14 days. 2 high, 1 medium. Most recent: CVE-2013-4562. See details. I only ...
2
votes
1answer
791 views

TLS v 1.1 vulnerabilities

My question concern TLS : What are the main vulnerabilities of TLS v1.1 ? Actually, none RFC describes v1.1 vulnerabilities, neither what pushed them to change to the new protocol 1.2 except ...
1
vote
1answer
160 views

What Is AllowNullSessionFallback?

I've been examining various things under LSA in the registry, and I came across this: ...
2
votes
2answers
400 views

What was the security vulnerability behind Box and Dropbox and what's different now?

Earlier today I received a number of comments saying that my shared links were disabled. I looked around and saw a number of articles explaining what happened, and Dropbox posted an official statement ...
-4
votes
2answers
193 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 ...
-2
votes
3answers
158 views

How do I communicate security issues encountered on an online banking platform?

Occasionally, I've produced (and reproduced) the HTTP 500 Internal Server Error on an online banking platform - quite a famous one. I suppose the errors are due to bugs in back end code, possibly ...
2
votes
2answers
341 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 ...
0
votes
1answer
127 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 ...
2
votes
0answers
78 views

Should I cancel my current credit card because of heartbleed vulnerability? [duplicate]

I recently looked at my local credit union bank and they said that their site is not vulnerable to heart bleed. However, I have used my credit card in many websites such as grubhub, amazon, some ...
5
votes
1answer
880 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
227 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, ...
-3
votes
3answers
100 views

How can get email about latest vulnerabilities [closed]

Today my friend got email for the latest vulnerablility heartbleed. But i could not find where i can subscribe so that i can also get emails about latest vulnerabilities Can anyone please help me ...
4
votes
2answers
352 views

Are there any known Heartbleed attacks?

Are there any known instances of malicious security breeches exploiting the Heartbleed vulnerability? Or is there at present only a known vulnerability, albeit a very serious one?
4
votes
3answers
2k views

HeartBleed - How to detect compromised websites

Is there a way to determine as an end-user which HTTPS sites use OpenSSL? Due to heartbleed it is recommended that clients change their passwords that were sent over TLS recently as private keys may ...
4
votes
2answers
68 views

How do I know that I'm vulnerable to the: “ Coordinated Website Compromise Campaigns Continue to Plague Internet ”

http://blogs.cisco.com/security/mass-compromise-of-the-obsolete/ and: All Redhat/CentOS versions plus nearly 100% of linux-based routers run 2.6 Since the article is extremely ...
0
votes
1answer
46 views

Are there limits (or, what are the limits) to our understanding of AES's resistance to known plaintext attacks?

Let's assume the same message is encrypted many times, each time with a different IV but the same key. Do we reach a point where just knowing what that message is gives us a plausible attack by which ...