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

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2
votes
3answers
739 views

Top 10 dangerous mistakes in C programming? [closed]

What is the top dangerous mistakes in C programming? for example misusing a strcpy causes a stack-overflow and code injection. I'm looking for at least 10 bad programming pattern in C.
2
votes
2answers
1k 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 ...
0
votes
4answers
662 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
130 views

Notification or report for security problem of unix systems? [duplicate]

I have unix systems(Solaris,Oracle,Redhat vs).I have to control all system for security problem,bugs,patch,vulnerabilities I'm looking for securty information for all security issue After that I'll ...
-7
votes
1answer
1k views

What are the vulnerabilities on port 23? [closed]

I'm working on a pen-testing project and still in the beginning but I faced a switch with only 80 & 23 ports opened. How can I use these ports to attack that switch ?
1
vote
0answers
38 views

How would you find a complete list of a software's vulnerabilities? [duplicate]

I'm interested in the number of vulnerabilities over time, not in specific information about the vulnerabilities. I also don't expect any list to be completely authoritative. But what list could I ...
7
votes
3answers
3k views

How exactly is MD5 vulnerable to collission attacks?

I've often read that MD5 (among other hashing algorithms) is vulnerable to collisions attacks. I understand the collision part: there exist two (or more) inputs such that MD5 will generate the same ...
4
votes
2answers
746 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" - ...
6
votes
4answers
2k views

Are there any customizable vulnerability notification services? [duplicate]

Are there any services (free or otherwise) that provide information on new vulnerabilities for a given piece of technology? For example, say I want to be updated of all new Wordpress vulnerabilities ...
13
votes
2answers
709 views

How to make a website patch their poor security?

I am following an online class from a local institution. Recently, I've noticed they don't crypt passwords because they sent me my password by e-mail in clear text. The website has a lot of personal ...
29
votes
5answers
3k views

IMG tag vulnerability

Is it safe to display images from arbitrary domains? I.e. let's say I have an image on my page: <img src="http://badguy.com/image.gif" /> What if image.gif will return some js attack vector, ...
5
votes
2answers
338 views

Vulnerability testing without the use of exploits?

I was doing some testing on a server to see if it was vulnerable to a 0-day local exploit (the exploit was for gaining root privileges using a bug in the Linux kernel). There was no real information ...
3
votes
1answer
327 views

Vim Modeline Vulnerabilities

I use vim and have a use case for modelines. A modeline means that vim will parse a textfile for lines like: # vim: set someoption=somevalue and will then set those options. This is awesome if ...
7
votes
3answers
2k views

What kind of attack was this?

So our website was hacked, and these are the things that were done: Some entries in the database were changed. I don't know if this was via SQL injection, or direct database access (only root is ...
18
votes
0answers
606 views

Where can I find a vulnerable operating system to practice pentests on? [duplicate]

I am looking for vulnerable operating systems that are used for practicing pentests. Damn Vulnerable Linux (DVL) is not maintained anymore. Are there any other simillar OS´s to download somewhere that ...
-4
votes
1answer
129 views

Breaking into your own systems [closed]

So as security professionals, most are overly paranoid about external hackers, leaks, etc. I'm looking for ideas on how one would go about testing their own systems, without signs that they were ...
5
votes
1answer
3k 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 ...
6
votes
3answers
436 views

I work on an open source project. Is there a “standard” to reporting security vulnerabilities that we can use?

I work on an (intentionally undisclosed) open source project. To the best of my knowledge, we do not have a discoverable policy on reporting security vulnerabilities. Rails has their own policy ...
4
votes
1answer
197 views

Switching to new encryption method (without losing data?)

Let's say you have a website that provides a service of some kind. Users can log in, they can store some kind of data, and there's various types of encryption in place to keep it all safe. Passwords ...
8
votes
2answers
12k views

SQL Injection: Drop All Tables

I used some vulnerability scanners to check a site of mine, and an instance of blind SQL injection was returned. However, when I try to exploit this vulnerability by entering the following into the ...
-2
votes
1answer
111 views

Why isn't AV software configured to recognize installed program vulnerabilities?

Background (not necessary to read): I've used a few different major AV programs day-to-day over the years, and not one has ever informed me I was running code with known vulnerabilities. Not only ...
2
votes
1answer
416 views

XSS MySQL Database Accessible?

I'd like to know if there is any danger of someone being able to access the database via XSS vulnerabilities on this page. I have the following link. When you go to this link, the text I've enclosed ...
43
votes
7answers
2k views

Why is application crash considered insecure?

If an application crashes, the program stops and there is nothing anyone can do about it, other than starting the program again. Crash is a bad behaviour in general and should be avoided, but why are ...
7
votes
2answers
1k views

Software security V.S Hardware security

In theory, perfect software applications are possible but in real life, they don't exist. When attackers know the software, they can send payloads to exploit vulnerabilities and run any arbitrary code ...
1
vote
1answer
94 views

Recognizing malicious URL attempts against your website

On serveral websites I've run, I periodically see URLs run against my servers that look like this: /url_result?ctw_=sT,een_j...tdmlydXMtc2NhbS1lb........ Does anyone recognize it? I've tried to ...
1
vote
4answers
181 views

Is there a need to define “language safety”?

Language safety is not clearly defined while there're warnings about for instance Java. So how can you say that language is not safe while language safety is not clearly defined? If Java is unsafe ...
5
votes
2answers
5k views

ASP.NET vulnerability CVE-2008-5100 (assembly signing bypass): is there a fix?

The short version of this question is:  Is there a fix or mitigation for the ASP.NET vulnerability CVE-2008-5100, which allows attackers to bypass assembly digital signature checking? I'll ...
3
votes
4answers
897 views

FireFox's restore previous session restores logins authenticated by server's sessions

In a website I'm building when I login, close FireFox, open FireFox and try to go to the website again I must login again (as expected) BUT if I select "Restore Previous Session" I am logged in again. ...
4
votes
2answers
296 views

Evernote hacked - precautions?

On March 2, 2013, the digital note taking system Evernote was hacked. Evernote has forced new passwords and have released new updates to Windows, Windows phone and iOS of their client software. ...
0
votes
4answers
552 views

Dynamic tools to detect vulnerabilities in software applications written in c?

I am doing a project on detecting vulnerabilities in Windows 7/8 for software applications. Some of which some have source code available and some do not. Please suggest some technique that can help ...
21
votes
6answers
1k views

Why are vulnerabilities and lack of security possible in computers?

I have heard about computer vulnerabilities, virus, malware, etc. Why are these threats possible? Why doesn't the computer just do the things it is supposed to? Why do some people write malware, ...
1
vote
1answer
4k views

my site with joomla 1.5.14 got defaced and I'd like to know how he did it and stop it

I am supposed to manage the content of a site and it got defaced. The site is hosted on a Linux server running Apache. Apache version: 2.2.13 Linux version is Debian 4.0(I think I don't really have ...
8
votes
2answers
4k views

How should one prepare himself for a job interview for penetration testing?

So, the title basically says it all. I would really like to hear out some of the more experienced friends here with their answers for this. Should it revolve around the ability to verbally explain ...
1
vote
2answers
1k views

Is SSH2 still vulnerable to man-in-middle attacks?

With SSH using RSA public key authentication, can an attacker spoof the server IP address and connect with client to obtain client password?
3
votes
2answers
3k views

How does Java 7 update 11 fix the security vulnerability?

There is a new Java released a couple days ago to resolve a hole that was recently discovered. (Oracle, US-CERT, NVD/NIST) In my initial reading about this update 11, I saw clearly where it by ...
23
votes
3answers
2k views

Should I be disabling Java?

First it was Apple, now it's the US government... U.S. urges users to disable Java; Apple disables some remotely New malware exploiting Java 7 in Windows and Unix systems How serious is this ...
7
votes
3answers
618 views

Risk Control - Ignored risks and accepted risks

Some say that ignored risks as part of an organization's behavior are much worse than accepted risks. I would like to test that axiom (in the eyes of some). When I am handling a risk and I choose to ...
5
votes
2answers
1k views

Security of NoSQL databases

Hopefully this isn't too broad. I've got little experience with NoSQL databases, but I know that they are rising in popularity. As a developer that is extremely concerned with security, I'm ...
2
votes
2answers
199 views

Access via http to other protocols and ports!

Our firewall only allows HTTP port 80 but we have detected that a user accesses some other protocols and ports that we deny in our firewall. We know that he has developed an application (Console ...
5
votes
3answers
159 views

Disclosure in potential loss-of-life situations, with an uncooperative vendor

I recently discovered a publicly accessible web interface to a highly sensitive bit of lab equipment, the malfunction of which would result in potential loss of life or serious health concerns to a ...
7
votes
2answers
1k views

Vulnerabilities of Secure Shells

I ssh into my school's engineering computer to submit large programmin projects on a regular basis. Are there any vulnerabilities or worries about using this channel so frequently? What makes a secure ...
5
votes
1answer
578 views

How are CVE identifiers assigned and managed?

CVE Identifiers (a.k.a. CVE IDs) are used to uniquely identifier a particular vulnerability. We've all seen them on various bulletins, and they're useful when researching an issue. But how are they ...
-1
votes
3answers
527 views

How to increase Windows PowerShell WebAccess security?

What are some recommended techniques to improve the security of powershell? Google returns many articles about powershell security like these: PowerShell’s Security Guiding Principles TechNet Edge ...
0
votes
2answers
475 views

OpenLDAP version 2.4.24 at risk? Site to check for known vulnerabilities with version used?

We use OpenLDAP version 2.4.24 $ /usr/local/libexec/slapd -VV @(#) $OpenLDAP: slapd 2.4.24 (Mar 5 2011 06:36:43) $ steve@sunblade2500:/bigdisk/SOURCES/S10/openldap-2.4.24/servers/slapd ...
7
votes
2answers
3k views

Not clear on ssl renegotiation vulnerabilty

When we read about TLS Renegotiation vulnerability, does it mean that a server is not supposed to ever accept renegotiation during a secure connection? I thought that by renegotiation security is ...
6
votes
1answer
386 views

Security announcement mailing list for Java

I didn't find a security announcement mailing list for Java (from Oracle). How to get notified about new Java patches? I am not interested in other Oracle products. For example Apple provides such a ...
1
vote
2answers
569 views

DVWA vulnerability list or guide?

Is there a list of vulnerabilities for DVWA, I cannot seem to find a vulnerability list or guide. By guide I mean an exhaustive list of vulnerabilities to work through.
3
votes
1answer
467 views

Are OpenJDK and non-Windows systems vulnerable to the Sept. 25th 2012 Java vulnerability?

I have heard of this vulnerability, but although it was announced on the Full Disclosure list, it does not provide any details (other than a severity assessment). Does anyone have more info than me, ...
4
votes
2answers
154 views

Taking action for exploit attempts

Just recently I see I have had about 40 hits in one second for the following Snort rule- signature id 1:16008, which corresponds to the CVE-2007-6239: "... allows remote attackers to cause a denial of ...
30
votes
3answers
19k views

Stack Overflows - Defeating Canaries, ASLR, DEP, NX

To prevent buffer overflows, there are several protections available such as using Canary values, ASLR, DEP, NX. But, where there is a will, there is a way. I am researching on the various methods an ...