Worse Than Heartbleed? Meet ShellShock: A New Security Threat For OS X and Linux

[steve2470]

http://www.makeuseof.com/tag/worse-than-heartbleed-meet-shellshock-a-new-security-threat-for-os-x-and-linux/

Matthew Hughes
On 26th September, 2014
Linux, Mac OS X, Security Matters

A serious security issue with the Bash shell – a major component of both most UNIX-like operating systems – has been discovered, with significant implications for computer security worldwide.

The issue is present in all versions of the Bash scripting language up to version 4.3, which effects a majority of Linux machines, and the entirety of computers running OS X. and can see an attacker exploiting this issue to launch their own code.

Curious about how it works and how to protect yourself? Read on for more information.

What Is Bash?

Bash (standing for Bourne Again Shell) is the default command line interpreter used on most Linux and BSD distributions, in addition to OS X. It is used as a method of launching programs, using system utilities and interacting with the underlying operating system by launching commands.

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