Bypass basic authentication apache

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In a recent mobile rest api project I have used following authentication scheme. First time client sends username and password using POST. After successful authentication server creates a token with certain expiry time and send it to client. When client requests to server after authentication it attaches the token with the request. The problem with IIS/Apache is that the proxy request actually sets up a separate HTTPS session between Apache and IIS using the Apache server certificate as the basis for the SSL tunnel. Apache/Tomcat is a special case with the AJP connector, because the AJP connector is specifically written to allow forwarding of the client SSL information. See full list on resources.infosecinstitute.com Basic authentication doesn’t work. Using HTTP basic authentication to protect backends or adminitrative panels is a bad idea. Of course, setting up HTTP Basic auth for the web server you live most is a trivial configuration exercise, however this approach bring himself the following pitfalls: May 22, 2019 · Password protect a directory using basic authentication. In this How-To guide, we will show you how to set up a password protected directory using basic authentication. The first section focuses on Apache httpd 2.2, and the new directives for 2.4 will be covered in the last part of this document. In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed. Jun 03, 2020 · NOTE: Here deepak will not use the system's passwd file, instead we will have to create a new one which will be used by Apache for the authentication which will be created by htpasswd htpasswd is used to create and update the flat-files used to store usernames and password for basic authentication of HTTP users. The use of verb juggling or a mangled HTTP verb like GETS to bypass authentication requires 2 configuration options on the server (Apache example provided). Authentication must be implemented with a <Limit VERB VERB VERB> directive. As this only enforces authentication for the listed verbs. If the restrictions only cover GET and POST for example you can bypass this with ver juggling (use PUT instead of POST) I need bypass basic auth to some ip, Apache is 2.4 and is behind haproxy, i have inserti this into Document Root section: ... Basic authentication Apache don't work. 0. You can tell apache to allow connections from specific IP addresses, like this: Allow from 192.168.0.1/24 Satisfy Any If you add that to your authentication scheme it will allow any IP address in the 192.168.0.1 - 192.168.0.254 range to access your content. A full example may look like this (I am using digest, just substitute with your basic code): Rapid7 Vulnerability & Exploit Database Apache HTTPD: Basic authentication bypass (CVE-2004-0811) See full list on directory.apache.org Jun 19, 2017 · Apache HTTP Server CVE-2017-3167 Authentication Bypass Vulnerability. Bugtraq ID: ... 8.0.0.14 IBM HTTP Server 7.0.0.45 Apache Apache 2.4.26 Apache Apache 2.2 ... AuthUserFile /var/www/mysite/.htpasswd AuthName "Please Log In" AuthType Basic require valid-user Order allow,deny Allow from xxx.xxx.xxx.xxx satisfy any. Obviously replace the path to your usersfile and the ip address which you would like to bypass the authentication. I have an apache site protected by HTTP basic authentication. The authentication is working fine. The authentication is working fine. Now I would like to bypass authentication for users that are coming from a particular website by relying on the HTTP Referer header. Description Use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed. Third-party module writers SHOULD use ap_get_basic_auth_components(), available in 2.2.34 and 2.4.26, instead of ap_get_basic_auth_pw(). In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed. Aug 18, 2020 · August 18, 2020 Comments Off on CVE-2020-13933: Apache Shiro Authentication Bypass Vulnerability Alert On August 17, 2020, Apache Shiro issued a risk notice about the authentication bypass. The vulnerability number is CVE-2020-13933, vulnerability level is a high risk, vulnerability score is 8.0. Apr 12, 2016 · As you know, we can alternatively define Apache directives at various locations like. a) in httpd.conf file, b) in a separate .conf file created within /etc/httpd/conf.d directory, or c) override by using a .htaccess file. If you have set Allow Override for your web site than you can implement Basic Authentication using .htaccess file. Aug 10, 2015 · Within this file, specify that we wish to set up Basic authentication. For the AuthName, choose a realm name that will be displayed to the user when prompting for credentials. Use the AuthUserFile directive to point Apache to the password file we created. If the HEAD word is preceded by any nonspace characters it behaves as a GET method but no authentication is requested. Reproduce: - Secure some resource ex. "/*" with Basic authentication - Telnet into Tomcat like "telnet localhost 8080" - Type correct GET request "GET / HTTP/1.0" you should receive “401 Unauthorized” - Type correct HEAD request "HEAD / HTTP/1.0" you should receive “401 ... The use of verb juggling or a mangled HTTP verb like GETS to bypass authentication requires 2 configuration options on the server (Apache example provided). Authentication must be implemented with a <Limit VERB VERB VERB> directive. As this only enforces authentication for the listed verbs. If the restrictions only cover GET and POST for example you can bypass this with ver juggling (use PUT instead of POST) Apr 12, 2016 · As you know, we can alternatively define Apache directives at various locations like. a) in httpd.conf file, b) in a separate .conf file created within /etc/httpd/conf.d directory, or c) override by using a .htaccess file. If you have set Allow Override for your web site than you can implement Basic Authentication using .htaccess file. You can tell apache to allow connections from specific IP addresses, like this: Allow from 192.168.0.1/24 Satisfy Any If you add that to your authentication scheme it will allow any IP address in the 192.168.0.1 - 192.168.0.254 range to access your content. A full example may look like this (I am using digest, just substitute with your basic code): If the HEAD word is preceded by any nonspace characters it behaves as a GET method but no authentication is requested. Reproduce: - Secure some resource ex. "/*" with Basic authentication - Telnet into Tomcat like "telnet localhost 8080" - Type correct GET request "GET / HTTP/1.0" you should receive “401 Unauthorized” - Type correct HEAD request "HEAD / HTTP/1.0" you should receive “401 ... See full list on directory.apache.org Aug 10, 2015 · Within this file, specify that we wish to set up Basic authentication. For the AuthName, choose a realm name that will be displayed to the user when prompting for credentials. Use the AuthUserFile directive to point Apache to the password file we created. Trying to configure my reverse proxy with basic authentication before forward the traffic to my back end server. Can any one give me a solution. Example here: User(internet) -> reverse proxy / vhosts server (need to add basic authentication here ) -> back end server ( non authenticated ) How to bypass .htpasswd for certain IPs with Apache. If you would like to setup Apache authentication on your website to block out unwanted users, example a development site with public access and allow your ipaddress to bypass the authentication. Setting up your .htaccess or vhost configuration file. Basic Usage. Add the following, with your ... In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed. Jun 19, 2017 · Apache HTTP Server CVE-2017-3167 Authentication Bypass Vulnerability. Bugtraq ID: ... 8.0.0.14 IBM HTTP Server 7.0.0.45 Apache Apache 2.4.26 Apache Apache 2.2 ... Jun 15, 2020 · The rest of MS Office (Word/Excel etc.) is already using modern auth. MFA can be enabled while you still have basic auth, but if it is enabled, you have to use app passwords for programs that are not using modern auth (Skype and Outlook). App passwords bypass MFA for basic authentication, for modern authentication they do not work.