Problems with setuid app in Ubuntu 12.04

Rigved Rakshit r.phate at gmail.com
Sun May 13 07:37:10 UTC 2012


>
> Oy vey.  I figured it out.  It was a terrible confluence of two bizarre
> things: the first one was that I somehow had copied an instance of the
> binary that was supposed to be setuid into my home directory, where of
> course after the copy it was no longer setuid.  I have no idea how or
> why I would have done such a thing.
>
> And the second one is that the Java UI appears to be specifically
> searching the current directory BEFORE it looks on $PATH (I never have
> "." in my $PATH for security reasons).
>
> This means the Java UI was invoking the non-setuid copy of the program
> from my home directory even though neither my current directory nor my
> home directory is on my $PATH.
>
> What a drag, to have spent so much time on this.  I've updated my
> scripting to force a cd to the right directory before launching the Java
> UI program and that seems to solve the problem (even if I don't delete
> the stray program from my home directory).
>
> Sorry for the confusion/noise.  Cheers!
>

Good that you were able to solve it!
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.ubuntu.com/archives/ubuntu-users/attachments/20120513/5ad52fe5/attachment.html>


More information about the ubuntu-users mailing list