[SATLUG] SPAM on wiki

Bruce Dubbs bruce.dubbs at gmail.com
Wed Jan 3 21:46:14 CST 2007


I received a note from Frank Huddleston (thanks Frank) that the wiki was
not working.  Upon investigation, I found that the main wiki page was
hacked so bad that php was running out of memory.  The hacker had an ip
address of 81.177.14.26 or

dig -x 81.177.14.26

; <<>> DiG 9.2.4 <<>> -x 81.177.14.26
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22482
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;26.14.177.81.in-addr.arpa.     IN      PTR

;; AUTHORITY SECTION:
177.81.in-addr.arpa.    10800   IN      SOA     ns.rt-comm.ru.
hostmaster.rtcomm.ru. 2006112100 28800 7200 1209600 86400

I have blocked the entire 81.177.0.0/16 address space which is assigned
by RIPE (http://www.ripe.net/perl/whois/) to a Moscow ISP.

According to the log, all the hacks (over 100 separate entries) are
coming from the same IP dating back to November 29.

I don't monitor the wiki every day, so *please* let me know if you see
any hacks (or fix them yourself).

Do we have any volunteers to research MediaWiki to see how protect pages
from unauthorized updates?

  -- Bruce


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