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    OpenSSL Vulnerablity Patch (19 March 2015) for Ubuntu OpenSSL Version 1.0.1f

    Updated 23 March 2015

    On 19th March 2015 new vulnerabilities are reported in OpenSSL which can be exploited in a DOS attack against the server. To overcome such type of security issues, update Your OpenSSL with given below instructions.

    •  Open your terminal and execute given below command to know your openssl version               [stextbox id=”grey”]openssl version[/stextbox]


    • If it shows [stextbox id=”alert”]OpenSSL 1.0.1f 6 Jan 2014[/stextbox] then you have to update your openssl version from 1.0.1f to 1.0.1m.


    • Execute given below commands to update your openssl version.                                                          [stextbox id=”grey”]curl | tar xz && cd openssl-1.0.1m && sudo ./config && sudo make && sudo make install[/stextbox]


    • Now replace old openssl binary file by creating symlink from given below command.             [stextbox id=”grey”]sudo ln -sf /usr/local/ssl/bin/openssl `which openssl`[/stextbox]


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    • After this again execute [stextbox id=”grey”]openssl version[/stextbox] if it shows version 1.0.1m then you have successfully updated your openssl version and protected your system or server from current openssl vulnerability.

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