Bash command flaw affects Linux and Mac machines.

Bash is a Unix shell used to control the command prompt. Recently discovered Bash flaw put computers running on Linux and Mac platforms at risk. Security researchers considered Bash command flaw as a bigger threat when comparing with the Heartbleed bug which made the headlines in April. According to experts from cyber security companies, hacker can take full control of the vulnerable system by exploiting bash flaw. US-CERT advises Linux and Mac users to obtain OS 'security patches' from their respective vendors. Heartbleed flaw is used for spying purposes where as Bash flaw allows remote code execution on the vulnerable system that makes it more devastating than Heartbleed. <more>