Check service versions on my Linux server
Use these commands to check different versions of commonly installed services on your Linux Server on AlmaLinux, CentOS, Ubuntu, and Fedora.
AlmaLinux/CentOS/Fedora
Apache: /usr/sbin/httpd -v or httpd -v
<![CDATA[Server version: Apache/2.2.29 (Unix)
Server built: Oct 7 2014 11:35:25
Cpanel::Easy::Apache v3.26.8 rev9999]]>
Apache on cPanel: /usr/local/apache/bin/httpd -v
<![CDATA[Server version: Apache/2.2.29 (Unix)
Server built: Oct 7 2014 11:35:25
Cpanel::Easy::Apache v3.26.8 rev9999]]>
Curl: rpm -q curl
<![CDATA[ curl-7.19.7-40.el6_6.3.x86_64]]>
Bash: bash --version
<![CDATA[GNU bash, version 4.1.2(1)-release (x86_64-redhat-linux-gnu)
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http: gnu.org="" licenses="" gpl.html=""></http:>]]>
Exim on cPanel: exim -bV
<![CDATA[Exim version 4.84 #2 built 10-Sep-2014 15:02:41]]>
Glibc: ldd --version or ls /lib/libc-*
<![CDATA[/lib/libc-2.12.so*]]>
Kernel: uname -r
<![CDATA[2.6.32-042stab093.5]]>
PHP on cPanel: php -v
<![CDATA[PHP 5.4.33 (cli) (built: Oct 7 2014 11:48:26)
Copyright (c) 1997-2014 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2014 Zend Technologies]]>
PHP on Plesk: find /opt/plesk/php/*/bin/php
<![CDATA[/opt/plesk/php/7.4/bin/php
/opt/plesk/php/8.0/bin/php]]>
MySQL: mysql --version or mysql -v
<![CDATA[Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 213432
Server version: 5.5.40-cll MySQL Community Server (GPL)]]>
AlmaLinux/CentOS/Fedora: cat /etc/redhat-release
<![CDATA[CentOS release 6.6 (Final)]]>
Ubuntu
Apache: /usr/sbin/apache2 -v or apache2 -v
<![CDATA[Server version: Apache/2.4.7 (Ubuntu)
Server built: Jul 22 2014 14:37:36]]>
Curl: curl --version
<![CDATA[curl 7.35.0 libcurl/7.35.0 OpenSSL/1.0.1f zlib/1.2.8 libidn/1.28 librtmp/2.3]]>
Bash: bash --version
<![CDATA[GNU bash, version 4.3.8(1)-release
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http: gnu.org="" licenses="" gpl.html=""></http:>]]>
GLibc: ldd --version
<![CDATA[ldd (Ubuntu EGLIBC 2.19-0ubuntu6) 2.19
Copyright (C) 2014 Free Software Foundation, Inc.]]>
Kernel: uname -r
<![CDATA[ 3.4.86]]>
PHP: php --version
<![CDATA[PHP 5.5.9-1ubuntu4.5 (cli) (built: Oct 29 2014 12:33:19)
Copyright (c) 1997-2014 The PHP Group]]>
MySQL: mysql --version
<![CDATA[mysql Ver 14.14 Distrib 5.5.40, for debian-linux-gnu]]>
Ubuntu: lsb_release -a
<![CDATA[No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 14.04 LTS
Release: 14.04
Codename: trusty]]>
Other
OpenSSL: openssl version
<![CDATA[OpenSSL 1.0.1e-fips 11 Feb 2013]]>
Pear: pear info pear | grep Version
Plesk: cat /usr/local/psa/version
Qmail: man qmail | grep version (This assumes any upgrades installed MAN pages.)
sshd: /usr/sbin/sshd -v
More info
These are just some of the commands to check versions of commonly installed software/services. There are many more software/services out there that can be installed. You can check the version by running this:
rpm -qa | grep XXXsoftwarenameXXX
