Questions about the security of Apache open source software, especially Apache HTTP Server

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Running an Open Server (contents are visible)

I'm considering the possibility of running an Open Server, as I would call it, that is, a server where as much of its contents are publicly visible as possible. I would like to give read access to ...
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191 views

How to avoid Heartbleed like problems in the future?

I asked a question on stackoverflow, but guess this site is better suited for it. Idea is to prevent problems when the next buffer overflow bug comes out. In my understanding the problem with ...
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449 views

Have I done enough not be compromised through image uploading

I know that you can never be sure that you have done enough to be secure, and I also know that file uploading is hard to make correct. Before asking this question I read some of the related posts here ...
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2answers
989 views

Is apache mod_spamhaus still being maintained?

I only found this: http://sourceforge.net/projects/mod-spamhaus/files/?source=navbar and that is from 2008 Is there any newer apache mod that is up-to-date? Someone has experience with it? Maybe ...
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3answers
133 views

Where to place PHP files for security?

A simple question, where do you place PHP files on a server? I can't seem to find any good information on this. Obviously public files should be in the document root somewhere/somehow, since they ...
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334 views

How does a browser choose which certificate to use if my web server has multiple certificates?

I'm using Apache 2.4, with two certificates, one RSA signed by CACert, and one ECC self-signed. Neither of these certificates provide a path to a broswer-trusted root certificate. My question is ...
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2answers
941 views

Is Apache serving over HTTP vulnerable to Heartbleed? [duplicate]

I run a server whose only public open port is 80, serving non-encrypted data over HTTP, not HTTPS. Is it affected by Heartbleed?
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658 views

False positive Apache version in scanner results on Centos

Recently I need to care a lot of false positive vulnerabilities in scanner results on Apache version. Example of false positive vulnerability: Apache 2.2 < 2.2.16 Multiple Vulnerabilities Our ...
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11k views

Speaking Plain HTTP over an SSL enabled Server port [closed]

atm I'm facing a problem with IE and Firefox because they don't redirect my Links correctly. I'm requesting my application via: https://myapp.example.de/context In my webapplication I have links ...
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2k views

If Xampp is not secure enough for a production environment what should I use?

I am not even sure if this is the right place to ask this but here goes: I am thinking of running my own small website from a home server. I have been using Ubuntu 12.04 with xampp as my server ...
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2answers
59 views

Do secure ciphers break multi-domain certificates?

In the past days, I was halfway successful with securing my websites. So far, I have achieved the following: Get a certificate from letsencrypt.org, securing the domains example1.com, example2.com ...
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60 views

Are exposed php class files a security vulnerability?

I'm currently trying to make an old PHP web application a little bit more secure. Currently, the apache setup is such that all of the application's class files are available for user access (although ...
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1answer
267 views

SNI (server name indication) with SSL

Is it possible to use SNI (server name indication) in SSLv3 or SSLv2 handshake? From the search queries, it seems SNI is TLS extension. Is there any alternate to SNI?
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97 views

Can Client Certificates be tied to a Specific Server Certificate?

I have a Root Certificate Authority and and Intermediate Certificate Authority. I have created a certificate for the server. SSL on Apache is working fine. Browser recognizes my Chain of Trust with ...
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2answers
599 views

Path traversal exploit

I have an Apache server which seems to be vulnerable to Path traversal, because when I test This url : http://localhost/ati/../test.txt it will be changed to the this: http://localhost/test.txt and ...
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1answer
136 views

How secure is the web-based file browser that comes with my NAS?

I have a Buffalo Linkstation Pro 2 Duo for home use. It has a web GUI for browsing the contents of the NAS (distinct from the admin interface). The idea is that you would expose the web GUI to the ...
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1answer
406 views

Edit virtual host file using php [closed]

I have a php application and somethings related to the application need changes to vhost.conf file. Presently i'm making the changes manually. But i would like to automate it using a php script. Is ...
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1answer
3k views

NGINX / HTTP TRACE

I have a http server Nginx with HTTP TRACE Enabled. A single nmap --script=http-methods.nse host.name give this result : Not shown: 988 closed ports PORT STATE SERVICE VERSION [...] ...
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41 views

phpBB under nginx, htaccess protection is lost – what are the risks?

I'm running phpBB 3.1 on a server that uses nginx not Apache, and due to this, none of the phpBB .htaccess files work, and so files in the document root that are normally protected under Apache, are ...
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3answers
92 views

Strongest cipher suite in apache 2.4

I am trying to use only the strongest ciper suite available, from the documentation I tried: SSLCipherSuite HIGH:!aNULL:!MD5 But the browser says that it is obsolete: What is the strongest one ...
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1answer
52 views

Safely sharing session accross sub-domains

So I have a web service that is to be split up over several sub-domains. So app1.xyz.com and app2.xyz.com. Because Safari (last time I checked) does not allow for cookies to be shared across ...
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2answers
472 views

how to do 2 way ssl authentication without using a self signed CA

I have a requirement to set a 2 mutual ssl authentication between our apache and an application. I have purchased a cheap SSL from rapid SSL in order to do this. RapidSSL sent a zip folder with ...
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2answers
378 views

ModSecurity is behaving funnily in apache2.4 on ubuntu 14.04

I am trying to put modsecurity in apache 2.4.7 a reverse proxy for a tomcat applcation. For a normal request it's throwing lots of logs about allowed methods even though the method used is get. [Wed ...
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3answers
141 views

Not replacing SSL cert on a rebuilt, formerly rooted Unix Server

If a server was rooted, to the point that we know a Perl script which creates a remote shell was placed on the filesystem remotely, and the server was rebuilt entirely, patching the original Apache ...
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2answers
425 views

VPN Client - Addtional Security Layer or a Useless Feature

I have a corporate web portal which is used for staff collaboration including a web-based mail interface connected to MySQL Database, corporate calendar, file storage, customer contacts data with ...
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1answer
288 views

Separating Apache and MySQL over Tor for security, performance, and reliability

I'm trying to set up a hidden web service over the Tor network, and I was thinking of making a configuration where my Apache server and my database server are located on different networks. I know ...
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2k views

“Must have” and “Preferred Cipher” suites terminology

I have received the following advise to set cipher suites to suitably mitigate Beast attack on a newly setup Apache HTTPD server. Preferred ciphers: RC4-SHA, RC4-MD5 Must Have Ciphers: ...
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465 views

What are the consequences of turning on Apache AllowEncodedSlashes?

What are the consequences of turning on Apache AllowEncodedSlashes? I want to turn it on and I want to know if this any worse than any of the other kinds of injection attacks that may occur in web ...
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1answer
102 views

Strange Log in Apache

I found in my Apache log something strange in requested URL / method request (I suspect an attempt to hack): ...
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1answer
67 views

Strange entry in Apache's ports.conf

I am not sure if this may indicate a compromised server or if I'm just being paranoid. While fiddling around with Apache and Webmin on a new Ubuntu 14.04 virtual server (as well as DNS records for ...
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63 views

SSL connection between MySQL, Apache and the User's device

I set up SSL connection on my apache web server and I just would like to find out is it enough to secure my connection between the MySQL server, the apache web server and the user's device. Because I ...
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1answer
446 views

How to know an Apache web server mod_cgi module is enabled?

I am currently working on penetration test of a web site that uses an Apache HTTP server. To test a vulnerability which is related to mod_cgi module, I need to know whether this web site uses mod_cgi ...
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1answer
104 views

What are the traces of a mysql attack on a server when the attacker has full permissions?

I just turned my server off yesterday, after it began to distribute comment spam across the internet, at an astounding rate over 70 "spams"/min, bottom of the line 1/2 gig ram VPS. I'm still trying to ...
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391 views

Is this slowloris attack or not?

IP is hidden in apache log for privacy, except last octet. /billing is our application start page. But it doesn't make sense that it sends POST requests, and get 500 response. Or maybe this is ...
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294 views

Why are OSX users of my TLS-only site being asked to supply a client certificate?

I purchased a Comodo SSL certificate (OV), and set up the Apache vhost config so that all traffic is forwarded to 443. Intermittently some users are being prompted to supply a client certificate; ...
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1answer
390 views

Installed new Wildcard certificates on my server, but still appear as expired on browser [closed]

I have bought new WILDCARD certificates (*.mydomain.com) for my servers. I was able to install successfully on one server. So, I know the files are correct and I was able to verify their validity. ...
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2answers
131 views

Force https, complex implementation

I have a website running on a dedicated server (single IP) on apache. Multiple domains are pointed to the website . For ex: sub.abc.com, sub.bcdaf.com I have now purchased a single SSL certificate ...
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1answer
620 views

What security concerns exist in running a glassfish app directly on port 443

I have installed Apache http server in front of glassfish based on recommendations i had in this question. I have been told that i will run into performance problems along with security issues. I was ...
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419 views

Exclude file names from mod_security patterns

I have a question regarding mod_security. I have installed mod_security on my server and OWASP core rule set. However, now people are having trouble when accessing my page. For example, one problem ...
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1answer
458 views

Checking if Mod_Rewrite is Enabled Remotely

When pentesting it is useful to know when apache mod_rewrite is enabled. But when one comes across a web server that does not utilize PHP it is difficult to tell if mod_rewrite is enabled considering ...
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63 views

What type of authentication should I use, basic or digest? [duplicate]

I know that it is strongly recommended to use both basic and digest authentification with https. Many say that if you use SSL, there are no advandages in using digest auth, and basic auth is safe ...
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42 views

Make Apache server only to be avaliable for personal use? [closed]

I'm afraid if I have Apache active that someone can hack into my computer so everytime I had Apache active I went offline (I also installed XAMPP on USB stick because of that fear). How can I make ...
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233 views

Slow Loris Incomplete GET Request

A slow loris attack is an attack of incomplete GET requests to most famously an Apache server because the server does not timeout the connection made after extremely long periods of time, from my ...
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97 views

Kerberos based infrastructure with artifactory repo for our java artifcts with Apache reverse proxy and mod auth kerb. how can I access with gradle? [closed]

We recently migrated our company to a kerberos-based infrastructure. I successfully set up an Artifactory repo for our java artifacts, with Apache reverse proxy and mod_auth_kerb. How can I access ...
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1answer
3k views

removing SSLv3 does not seem to fix POODLE problem [duplicate]

I have removed SSLv3 from my Apache 2.2.15 ssl.conf file with the line SSLProtocol All -SSLv2 -SSLv3 I have restarted httpd but POODLE tests still show vulnerability exists with POODLE. What else ...
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375 views

Securely send password to script as parameter

I have an expect script on my server which opens a WebDAV connection to another server, expects a username and password, and then sends $arg1 and $arg2 as the username and password respectively. ...
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207 views

Which OWASP modsecurity crs version to install on apache 2.2.22

Hello I am considering installing owasp mod_security crs on an ubuntu 12.04.4 which comes with apache 2.2.22. On the github page I have seen many version's but all tutorials were using 2.2.7 First I ...
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48 views

Mysql Virtual IP and timeout

What are the risk that I encounter when increasing the timeout of a vip between a web server (apache) and mysql cluster (two servers). Actually it is set to 5 minutes. If time_out was 1hour, knowing ...
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1answer
1k views

Strange bug in ModSecurity with the rule 950901

I have a classic ModSecurity configuration (apt-get...) SecRuleEngine Off SecPcreMatchLimit 1000 SecPcreMatchLimitRecursion 1000 SecAction "phase:1,t:none,nolog,pass, \ ...
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95 views

trackback spotted in multple http errors

[Sun May 11 12:24:46 2014] [error] [client private ip] [X_FORWARDED_FOR 27.159.207.165] Path not found: /contact_us_public.php/trackback/, referer: http://www.mydomain.net/contact_us_public.php Does ...