Am 29.09.2014 12:53, schrieb Bogdan Andu:
the bug in bash shell discovered last day also seems to be present in ksh and 
csh. ksh is known to be the default shell in OpenBSD.

the following piece of shell code executes succesffuly on both ksh and csh 
(besides bash of course):
ksh:
$ env VAR='() { :;}; echo Bash is vulnerable!' bash -c "echo Bash Test"
Bash is vulnerable!
Bash Test

csh:
%  env VAR='() { :;}; echo Bash is vulnerable!' bash -c "echo Bash Test"
Bash is vulnerable!
Bash Test


bash:
$ env VAR='() { :;}; echo Bash is vulnerable!' bash -c "echo Bash Test"
Bash is vulnerable!
Bash Test

all platforms seem to be affected 5.2, 5.3, 5.4, 5.5 - amd64


I wonder what it is to be done to circumvent any potential security risc for 
people who call shell script code from cgi scripts for example.

Not sure if you are stupid or just a troll...

What do you expect when you execute a vulnerable bash from another shell?

Do you understand what you are doing?

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