Published on : October 29, 2019 by Nidhin George
A vulnerability (CVE-2019-11043) was identified which could affect websites running under nginx webserver with PHP-FPM enabled. On October 22, a security researcher has tweeted regarding a freshly patched remote code execution vulnerability in PHP-FPM which exposed the bug . You can find the GitHub repository which provides the proof of concept (PoC) for the vulnerability. […]
Published on : September 24, 2019 by Albert Reilly
There are cases when we want to record the command that we input into the terminal or even the output. In this case, we will use the history command and the script command. The script Command Consider a case when we need to record the terminal for submitting it to someone for auditing or later […]
Published on : July 30, 2019 by Galvin Sam
Consider a scenario in which you are a developer and you are developing an application on your local machine and you are working on an environment with a specific configuration. Meanwhile, the production server on which the application is to be deployed is running on an environment with a different configuration. This creates a conflict […]
Published on : July 8, 2019 by Ruben Roy
A port is an addressable network location implemented in an operating system to help differentiate traffic destined for different services or Applications. The state of a port is either open, filtered, closed, or unfiltered. A port is said to be open if an application on the target machine is listening for connections/packets on that port. […]
Published on : April 6, 2019 by Anitta Jose
Pipe is a method for Inter Process Communication (IPC) which send output of one process to another process. As you know, pipes are of two types: Unnamed Pipes Named Pipes Unnamed Pipe An example of unnamed pipe is as follows: $ ls | wc -l Here output of first command is given as an input […]