How to Debian/Ubuntu Linux Find OpenSSL Version Command

Fig.02: How to Debian/Ubuntu Linux Find OpenSSL Version Command

Fig.02: How to Debian/Ubuntu Linux Find OpenSSL Version Command

The syntax is as follows to find out the OpenSSH Secure Sockets Layer toolkit used in a Debian or Ubuntu Linux:

openssl version
	OpenSSL 1.0.1e 11 Feb 2013
	

Or use the following command:

dpkg -l | egrep  '^ii.*openssl'

Sample outputs:

ii  libgnutls-openssl27:amd64             2.12.20-8+deb7u2                   amd64        GNU TLS library - OpenSSL wrapper
ii  openssl                               1.0.1e-2+deb7u14                   amd64        Secure Socket Layer (SSL) binary and related cryptographic tools

Examples and usage: How To Patch and Protect OpenSSL Vulnerability # CVE-2015-0291 CVE-2015-0204 [ 19/March/2015 ]