Configure php to disable remote file execution

Keep the error log file in an area of your Web site that is not publicly accessible. With this setting, the headers that accompany outgoing pages do not reveal that PHP is running or its version. This makes it much more difficult for an attacker to inject code into your script. This setting is not in the "recommended Php. It restricts the permissions with which PHP scripts run. Enter your user name and password to access the protected folder and view the result page.

Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. Please rate your experience Yes No. Define a white-list of allowed pages. Dan Costinel Dan Costinel 1, 1 1 gold badge 13 13 silver badges 22 22 bronze badges. Dan Costinel's answer has a vulnerability. If a user inputs the following example: maliciouswebsite. Darren Darren Don't accept a page.

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Podcast Helping communities build their own LTE networks. Podcast Making Agile work for data science. Featured on Meta. You can add the following code block to your. While users may still be able to upload files, they will not be able to execute any. When dealing with a system compromise, it can be pretty difficult to determine the scope of an infection.

This is because most intruders will create an additional point of entry, called a back door. For these instances, I typically recommend deploying a fresh instance, securing it, and then copying over the site files that you need. If you believe your system is beyond the point of recovery and requires redeployment, I'd like to recommend the following steps:. Enable Key-Pair authentication.

Disable remote root login and password authentication to prevent password brute forcing. Install Fail2Ban to block IPs after multiple failed login attempts. Set up a basic firewall with IPtables. Step 2: Copy your site files from the original server to the new one using rSync. These can be vulnerabilities that exist in the CMS itself or plugins you have installed.

In addition to the suggestions in the previous post, I would suggest doing what I do and using. This stops most bots that attempt to exploit a vulnerability in your site in their tracks because they have zero direct access to any of the php files under those directories.

If any are found I get an email with a list for me to review. Again, that script is only there in case everything else fails and I actually get hacked.