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

learn more… | top users | synonyms

0
votes
0answers
10 views

use after free vulnerability

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 ...
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 ...
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 ...
0
votes
4answers
523 views

How can i protect myself from tor vulnerability on windows

Recently I came across an article regarding Tor. According to article there is speculation that the uncovered malware was used by a law enforcement agency to harvest the IP addresses of users ...
1
vote
1answer
144 views

automatic connection from LSASS to different IPs. Is this the usual behavior?

I'm using windows 7. firefox 22. connecting through a regular residential wifi router. In the last month I've noticed that when I connect to the internet and once in a while my firewall indicates me ...
0
votes
0answers
31 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
1answer
111 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 ...
4
votes
4answers
594 views

How to hack a Win95 machine?

While playing with old operating systems, I came across that there are no remote code execution exploits available for Win95 machines, running just file share (no IIS or anything else). Win95 neither ...
24
votes
4answers
4k views

How secure are my passwords in the hands of Firefox using a Master Password?

I'm relying on Firefox to remember my passwords, using a Master Password of more than 25 characters. How secure is this set-up?
15
votes
3answers
1k views

Can Windows malware harm a Linux computer when it's executed with Wine?

I am an (Ubuntu) Linux user. Sometimes, I have to use Wine for running Windows executables. I would like to know if Windows malware (virus, trojan, worm,...), i.e. malware that was not intended to ...
2
votes
1answer
82 views

What is the exactly mean of these CPE file fields?

I am working in the development of an application that have to download and parse this CPE file definition: http://static.nvd.nist.gov/feeds/xml/cpe/dictionary/official-cpe-dictionary_v2.3.xml My ...
1
vote
2answers
61 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 ...
2
votes
1answer
110 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 ...
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 ...
5
votes
3answers
253 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
231 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 ...
2
votes
3answers
1k views

Is OpenSSL secure enough?

We plan in distribute Node.JS webservers, for their advantage of async I/O. The Node.JS https servers use OpenSSL libraries. It appears that OpenSSL has vulnerabilities resolved on a regular basis. ...
0
votes
1answer
76 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
1answer
96 views

What Is AllowNullSessionFallback?

I've been examining various things under LSA in the registry, and I came across this: ...
0
votes
5answers
219 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 ...
0
votes
0answers
76 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
2answers
69 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
56 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
52 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
155 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 ...
2
votes
2answers
281 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
63 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 ...
-4
votes
2answers
84 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
143 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 ...
0
votes
4answers
168 views

What is a good way to be alerted of major security patches for software I use? [duplicate]

I maintain a few webservers running ubuntu, apache, mysql, and python/django. I update all the libraries quarterly, but I'd like to update more often when a patch for a major vulnerability is ...
3
votes
2answers
2k views

Help Configuring Cisco Router

I have some network issues in my network due to misconfiguration of Cisco router and switches. Please give me some advice or solutions to fix these vulnerabilities and configuration issues. ...
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 ...
2
votes
0answers
76 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
857 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
208 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
89 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
347 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?
10
votes
7answers
13k views

Using google dorks for a specific site?

I need to see if a site I am testing is vulnerable to any of the multiple Google dorks that are available at sites like this and this. Traditionally, one uses a 'dork' by searching "Index ...
0
votes
1answer
41 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 ...
0
votes
2answers
141 views

Getting detailed information about an infected website

I have a set of bad URL's. I want to know the nature of infections affecting these URL's . Running an online scanner such as VirusTotal gives me some basic information from various engines about the ...
0
votes
4answers
125 views

How to secure my website's FTP?

When I opened ftp command prompt and typed open mydomain.com, it gave me the following and I think that this is a security vulnerable. connected to mydomain.com. 220----- Welcome to Pure-FTPd ...
1
vote
0answers
86 views

Tomcat 7 and ETags

I recently got updated by InfoSec that we need to be careful about ETags using Apache WebServer (HTTPD) as they reveal inode and can be exploited especially in NFS etc. But I am moving to Tomcat 7. ...
2
votes
2answers
939 views

Security behind the windows 8 eye

I use the Windows 8 operating system. Whenever I navigate to the login page of Internet Explorer 10, or even the login screen of the operating system, I see an eye symbol at the end of the password ...
4
votes
2answers
665 views

What is the impact of the Bluebox Android APK integrity vulnerability?

Bluebox have recently disclosed a vulnerability (Android security bug 8219321) in Android, that is getting a lot of coverage in the media. The title of the post is "Uncovering Android Master Key" - ...
1
vote
1answer
574 views

Trying to reproduce a file upload compromise on Joomla

After telling my workmates and boss that we had a very critical lack of security controls, finally we got compromised! They had a Joomla 1.5 which was exploited using a file upload vulnerability. WSO ...
-2
votes
1answer
56 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?
0
votes
1answer
173 views

Is ASP.net More Secure than PHP in GENERAL? [closed]

In other words, my (long version) question is: Are developers able to get away with, more using ASP.net than PHP in terms of writing secure code for their apps? I ask this because ASP.net has many ...
1
vote
1answer
81 views

What is LFI vulnerability

LFI: Local file inclusion. After going through many tutorials I have two things I can/t figure out: checking the vulnerability: I don't understand what makes a website vulnerable or not. For ...
0
votes
1answer
184 views

How many security holes were discovered in the original version of Windows XP?

In order to steer our future, it is important to understand our past. Now as the end of Windows XP draws near it would be interesting to see how the worlds most popular operating system fared ...
2
votes
2answers
79 views

How do vulnerability reports work?

I'm really interested in IT security and I would like to know how vulnerability reports work. Is there a central database for those things? I often see CVE-XXX-XXX on disclosures, but I don't ...