Re: [SLUG] is Perl really needed ?

2006-12-28 Thread Jacinta Richardson
Voytek Eymont wrote: sure, what I'm suggesting will not stop a serious attempt to exploit a hole, but, it should deflect such a script This is probably correct, renaming Perl may deflect scripts which rely on perl being easily found. However, patching the hole and securing your system is li

Re: [SLUG] is Perl really needed ?

2006-12-28 Thread Penedo
On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: I feel this is like moving ssh to a non-stand port, a small measure to reduce exposure. I actually did this mostly to keep the system logs much cleaner (especially with Apache). In any case it still requires a password to use ssh. lastly,

Re: [SLUG] is Perl really needed ?

2006-12-28 Thread Voytek Eymont
On Thu, December 28, 2006 4:25 pm, Erik de Castro Lopo wrote: >> perhaps, but, it certainly would have prevented two infiltration I had >> in the last few month > > I *REALLY* honestly don't think so. Once somebody is in they will > use a Perl script. If Perl isn't installed they will do somethin

Re: [SLUG] is Perl really needed ?

2006-12-27 Thread Erik de Castro Lopo
Voytek Eymont wrote: > > On Thu, December 28, 2006 10:37 am, Penedo wrote: > > On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: > > > I suspect you are looking at this in the wrong way - try to contain the > > CMS > > systems (e.g. maybe run them under a limited user and chroot or some othe

Re: [SLUG] is Perl really needed ?

2006-12-27 Thread Penedo
On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: On Thu, December 28, 2006 10:37 am, Penedo wrote: > On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: > I suspect you are looking at this in the wrong way - try to contain the > CMS > systems (e.g. maybe run them under a limited user an

Re: [SLUG] is Perl really needed ?

2006-12-27 Thread Voytek Eymont
On Thu, December 28, 2006 10:37 am, Penedo wrote: > On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: > I suspect you are looking at this in the wrong way - try to contain the > CMS > systems (e.g. maybe run them under a limited user and chroot or some other > segregated environment) instead

Re: [SLUG] is Perl really needed ?

2006-12-27 Thread Kevin Saenz
It appears that the vulnerability is with a particular CMS. Now the example they have given is perl, the problem is that you can potentially execute anything through the exploit, security through obscurity is not absolute I generally leave obscurity to the birds, you need to ensure your mac

Re: [SLUG] is Perl really needed ?

2006-12-27 Thread Penedo
On 28/12/06, Voytek Eymont <[EMAIL PROTECTED]> wrote: what do I need Perl on my server, apart from stuff I've added, like, amavisd or popb4smtp ?? If you had a Debian system then you could tell exactly which package declares dependency on perl. Debian's perl-base package is declared as "Prio

[SLUG] is Perl really needed ?

2006-12-27 Thread Voytek Eymont
what do I need Perl on my server, apart from stuff I've added, like, amavisd or popb4smtp ?? as far as I can tell, many/most/some of the infiltrations done through say CMS vulnerabilities execute like 'perl sometext' if I was to rename perl to 'something_totally_different', and, edited amavis/po