0
votes
2answers
109 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 - ...
11
votes
4answers
378 views

How to react when under attack

Just this week someone has been trying to attack the server of the company where I work. I have noticed that they have been trying to brute force root via ssh. fail2ban is handling that well and I ...
0
votes
1answer
110 views

oracle weblogic vulnerability

I searched for Oracle Web logic vulnerabilities and found this vulnerability: Oracle WebLogic Server Cross-Site Scripting and Manipulation of Data Vulnerabilities ...
0
votes
1answer
696 views

What methods are there of protecting a VPS from DDOS attacks? [duplicate]

I was just wondering what would be the best way to stop a VPS from being attacked, bandwidth would be a problem in this case so methods that reduce the amount of incoming attacks and stop sending ...
5
votes
1answer
5k views

Server attack attempts, what are they trying to achieve?

Recently, I have got a few 404 errors where the user has requested PHP pages. The URLs are range around the cgi-bin and php versions, eg, /cgi-bin/php4. There is also some query string as part of ...
3
votes
1answer
222 views

What steps need to do to identify security hole

I use VPS hosting. Installed CentOS 6 and ZPanel according to this tutorial http://www.zvps.co.uk/zpanelcp/centos-6 Received warning from hosting provider: This URL has been identified as a phishing ...
2
votes
1answer
533 views

How to find the pharmacy hack in a Joomla website?

We've discovered today that our Joomla website has been hacked by a pharmacy trojan. It was difficult to discover because most users don't see it when visiting our website. One user reported about 2 ...
0
votes
3answers
155 views

How to retrieve a site whose server is running Linux

I'm struggling to find a way to retrieve through Google a list of sites having Linux as their server operating system. Actually, I'd like to be able to test the following command: nmap -O ...
4
votes
2answers
174 views

Most secure response for a server to return to a user scanning for exploits

I have ASP.NET servers hosted in IIS, regularly i see bots attempting to scan my server searching for outdated versions of phpMyAdmin, mysql etc. Currently these requests all return 404 because ...
1
vote
1answer
543 views

How to fix the audit failure in our web server

We noticed that we are getting the following audit failure logs in our web server. The workstation is not in our network. Can anybody help me how to isolate and prevent this from happening? An ...
-1
votes
1answer
201 views

Impact of attack occured in Radius, DHCP and HTTP servers on VOIP?

Assume we can crash the RADIUS server in a VOIP system. What would be the impact on the confidentiality, integrity, and availability of VOIP service. What would be the impact if the same question if ...
2
votes
1answer
485 views

What attacks use enabled Apache's PATH_INFO?

In Tangled Web Michal Zalewski says: If you are not using path-based parameter passing (such as PATH_INFO), consider disabling this feature. He gave only one example of this vulnerability. There ...
1
vote
1answer
1k views

How can log poisoning be successful with a Local File Inclusion attack?

I just read a paper about Local File Inclusion on exploit-db.com, it can be found here. One technique with LFI is log poisoning as you may know already. You do an HTTP GET request that contains PHP ...
12
votes
5answers
3k views

Index page has been compromised, suspicious files are showing up

My website has been hacked lately and it has been defaced. Now I have weird files, don't know where they coming from. I just want to know, what of these files are harmful or can cause that I get ...
2
votes
2answers
1k views

Some questions about penetration testing distribution Backtrack 5

I know just the basics of backtrack and I want to ask some questions about it: Can you attack an ftp server using backtrack? an email server? I have a Centos virtual private server and backtrack is ...
5
votes
3answers
439 views

How to respond to attack made from my dedicated server?

There was a sudden unusual peak of outbound traffic from my hosted dedicated server (OS - Windows Server 2008 R2). The hoster threatened to block the server if the problem is not solved. There are an ...
8
votes
3answers
474 views

How does an attacker approach a website?

What is a typical mindset and method of approach? What are they likely to try first? At what point does a novice give up versus an expert? How would an automated attack differ from a manual one?