On Fri, Mar 11, 2011 at 7:18 PM, Remigiusz Modrzejewski
<l...@maxnet.org.pl>wrote:

> Ok, this seems to be pretty bad news. Are you sure that he couldn't just
> push them?
>

i hope my correction alleviates this concern a bit. It seems to have been
done using the anonymous account, which inherited reader's access which had
(for some reason) wiki-write access. That's my current working hypothesis,
anyway.

i WISH i had had the foresight to make a copy for later analysis before i
changed any settings, but i didn't. In the mean time i've removed some
access rights, disabled the captcha (which is probably not really necessary
with the wiki/ticket access rights removed), and recovered the spammed wiki
pages, but i still have many dozens of bogus tickets i'd like to get rid of.
The spamming stopped at the time i changed the access rights, but has been
running regularly since Feb 2, at irregular intervals at all times of
day/night. Here is a particularly interesting timeline entry:

2011-02-25
...
21:29 Changes to wiki page HowTo (user: )
07:51 Deleted wiki page download (user: anonymous)

the page deletion specifically marked the anonymous user's name but (...wait
a minute... i didn't know we could delete pages?) but all of the other
wiki/ticket entries show a blank user name.

i don't have any concrete info on how it was done, but if i find anything
which might help other users protect their sites i'll post it. So far
removing the ticket/wiki permissions from anonymous seem to have solved the
problem. There was a spam a few minutes before i did that but there hasn't
been once since. None of my other repos appear to have been hit and no code
was committed via this crack.

-- 
----- stephan beal
http://wanderinghorse.net/home/stephan/
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