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	<title>EyedMax's Pit &#187; MySQL</title>
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	<description>Yeah, you're right. It's me ;)</description>
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  <title>EyedMax's Pit</title>
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		<item>
		<title>What to do if your blog was hacked by evil eval</title>
		<link>http://eyedmax.com/2009/09/05/what-to-do-if-your-blog-was-hacke/</link>
		<comments>http://eyedmax.com/2009/09/05/what-to-do-if-your-blog-was-hacke/#comments</comments>
		<pubDate>Sat, 05 Sep 2009 00:44:23 +0000</pubDate>
		<dc:creator>eyedmax</dc:creator>
				<category><![CDATA[MySQL]]></category>
		<category><![CDATA[Optimisation]]></category>
		<category><![CDATA[Wordpress]]></category>
		<category><![CDATA[Blogging]]></category>
		<category><![CDATA[SEO]]></category>
		<category><![CDATA[Spam]]></category>
		<category><![CDATA[Tweak]]></category>

		<guid isPermaLink="false">http://eyedmax.com/?p=210</guid>
		<description><![CDATA[Weird things happens. Mostly in WordPress. One morning you see that your permalinks became a something like this:

blah/%&#38;&#40;&#123;$&#123;eval&#40;base64_decode&#40;$_SERVER&#91;HTTP_REFERER&#93;&#41;&#41;&#125;&#125;&#124;.+&#41;&#38;%/

Or this:

β/%&#38;&#40;%7B$%7Beval&#40;base64_decode&#40;$_SERVER%5BHTTP_EXECCODE%5D&#41;&#41;%7D%7D&#124;.+&#41;&#38;%

Or your feed crapped like this:

error on line 22 at column 71: xmlParseEntityRef: no name wordpress

Do not panic &#8211; you&#8217;re hacked. And there is three steps to get rid of it.
1) Restore your permalinks
Go to Admin panel [...]]]></description>
			<content:encoded><![CDATA[<p>Weird things happens. Mostly in WordPress. One morning you see that your permalinks became a something like this:</p>

<div class="wp_syntax"><div class="code"><pre class="javascript" style="font-family:monospace;">blah<span style="color: #339933;">/%&amp;</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#123;</span>$<span style="color: #009900;">&#123;</span><span style="color: #000066; font-weight: bold;">eval</span><span style="color: #009900;">&#40;</span>base64_decode<span style="color: #009900;">&#40;</span>$_SERVER<span style="color: #009900;">&#91;</span>HTTP_REFERER<span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #009900;">&#41;</span><span style="color: #009900;">&#125;</span><span style="color: #009900;">&#125;</span><span style="color: #339933;">|</span>.<span style="color: #339933;">+</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">&amp;%/</span></pre></div></div>

<p>Or this:</p>

<div class="wp_syntax"><div class="code"><pre class="javascript" style="font-family:monospace;">β<span style="color: #339933;">/%&amp;</span><span style="color: #009900;">&#40;</span><span style="color: #339933;">%</span>7B$<span style="color: #339933;">%</span>7Beval<span style="color: #009900;">&#40;</span>base64_decode<span style="color: #009900;">&#40;</span>$_SERVER<span style="color: #339933;">%</span>5BHTTP_EXECCODE<span style="color: #339933;">%</span>5D<span style="color: #009900;">&#41;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">%</span>7D<span style="color: #339933;">%</span>7D<span style="color: #339933;">|</span>.<span style="color: #339933;">+</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">&amp;%</span></pre></div></div>

<p>Or your feed crapped like this:</p>

<div class="wp_syntax"><div class="code"><pre class="text" style="font-family:monospace;">error on line 22 at column 71: xmlParseEntityRef: no name wordpress</pre></div></div>

<p>Do not panic &#8211; you&#8217;re hacked. And there is three steps to get rid of it.</p>
<p><strong>1) Restore your permalinks</strong><br />
Go to <em>Admin panel</em> -> <em>Settings</em> -> <em>Permalinks</em>.<br />
Set your permalink structure to whatever it was earlier. If you don&#8217;t even imagine what it was &#8211; you can always ask google for it &#8211; just like this: <strong>site:yourblogurl.com</strong> &#8211; and you&#8217;ll see the answer in the links to your site.</p>
<p><strong>2) Kill the intruder(s)</strong><br />
Go to your preferred mysql administration tool (say, MySqlAdmin) and run this code in the SQL window:</p>

<div class="wp_syntax"><div class="code"><pre class="mysql" style="font-family:monospace;"><span style="color: #990099; font-weight: bold;">SELECT</span> <span style="color: #CC0099;">*</span> <span style="color: #990099; font-weight: bold;">FROM</span> <span style="color: #008000;">`wp<span style="color: #008080; font-weight: bold;">_</span>usermeta`</span>
<span style="color: #990099; font-weight: bold;">WHERE</span> <span style="color: #008000;">`meta<span style="color: #008080; font-weight: bold;">_</span>value`</span> <span style="color: #CC0099; font-weight: bold;">LIKE</span> <span style="color: #008000;">'<span style="color: #008080; font-weight: bold;">%</span>script<span style="color: #008080; font-weight: bold;">%</span>'</span></pre></div></div>

<p>You&#8217;ll see the list of records, write down <strong>user_id</strong>s of those guys.<br />
Go to <em>Admin panel</em> -> <em>Users</em> -> <em>Authors &#038; Users</em>, copy the <strong>edit</strong> link for any user, it&#8217;ll be somethings like:</p>

<div class="wp_syntax"><div class="code"><pre class="text" style="font-family:monospace;">http://yourblogurl.com/wp-admin/user-edit.php?user_id=14&amp;wp_http_referer=%2Fwp-admin%2Fusers.php</pre></div></div>

<p>Then paste it into address line, and change user_id=<strong>XX</strong> to the first user_id you wrote. Go.<br />
Replace <strong>First name</strong> with whatever you want (for example &#8220;z&#8221;), insert &#8220;motherfncker@test.com&#8221; into <strong>Email</strong> field (or whatever, but remember it, you&#8217;ll need it later) and set the <strong>Role</strong> into <em>Subscriber</em>. Push Update user. Then repeat with the next one in your <strong>user_id</strong>s list. After you finished &#8211; just type in into the search line word &#8220;motherfncker&#8221; (or whatever you set emails to). Now &#8211; just <strong>delete</strong> bastards!</p>
<p><strong>3) Defend the base</strong><br />
Just upgrade your wordpress. If you will do it periodically &#8211; there will be no such problems at all!</p>
<p><strong>If you do not have ability to use some SQL tool &#8211; you can try to blind find bastards:</strong><br />
Go to <em>Admin panel</em> -> <em>Users</em> -> <em>Authors &#038; Users</em><br />
Note the number of Admin users (right under &#8220;Users&#8221; header). One of them is you, all others &#8211; bastard ones <img src='http://eyedmax.com/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /><br />
Try to find max. <em>user_id</em> in the list by hovering your mouse over links. Then copy the edit link of the user with topmost ID, insert it into address line, change it to next number and go. Did not work? Try the next number. Or previous one. You can even loop through all IDs not in use. And when you&#8217;ll find him &#8211; you know what to do! </p>
<img src="http://eyedmax.com/?ak_action=api_record_view&id=210&type=feed" alt="" />
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</ul>

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		</item>
		<item>
		<title>Scrap</title>
		<link>http://eyedmax.com/2007/06/26/scrap/</link>
		<comments>http://eyedmax.com/2007/06/26/scrap/#comments</comments>
		<pubDate>Mon, 25 Jun 2007 23:30:53 +0000</pubDate>
		<dc:creator>eyedmax</dc:creator>
				<category><![CDATA[Development]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[MySQL]]></category>

		<guid isPermaLink="false">http://eyedmax.com/2007/06/26/scrap/</guid>
		<description><![CDATA[Hmmmm&#8230;
The previous piece of code is a scrap if you have to deal with MySql4 server with all-defaults.
So&#8230; I continued my challenge &#8211; I want my data back (and workin&#8217;) 
Stay tuned for next round&#8230;
P.S. For MySql5 all works great&#8230;

	Related posts
	
	youthumb &#8211; another video plugin (0)
	What to do if your blog was hacked by evil [...]]]></description>
			<content:encoded><![CDATA[<p>Hmmmm&#8230;<br />
The previous piece of code is a scrap if you have to deal with MySql4 server with all-defaults.<br />
So&#8230; I continued my challenge &#8211; I want my data back (and workin&#8217;) <img src='http://eyedmax.com/wp-includes/images/smilies/icon_wink.gif' alt=';)' class='wp-smiley' /><br />
Stay tuned for next round&#8230;</p>
<p>P.S. For MySql5 all works great&#8230;</p>
<img src="http://eyedmax.com/?ak_action=api_record_view&id=39&type=feed" alt="" />
	<h4>Related posts</h4>
	<ul class="st-related-posts">
	<li><a href="http://eyedmax.com/2007/03/27/youthumb-another-video-plugin/" title="youthumb &#8211; another video plugin (March 27, 2007)">youthumb &#8211; another video plugin</a> (0)</li>
	<li><a href="http://eyedmax.com/2009/09/05/what-to-do-if-your-blog-was-hacke/" title="What to do if your blog was hacked by evil eval (September 5, 2009)">What to do if your blog was hacked by evil eval</a> (0)</li>
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</ul>

]]></content:encoded>
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		</item>
		<item>
		<title>UTF-8 fix &#8211; when charset is set to Latin1</title>
		<link>http://eyedmax.com/2007/06/23/utf-8-fix-when-charset-is-set-to-latin1/</link>
		<comments>http://eyedmax.com/2007/06/23/utf-8-fix-when-charset-is-set-to-latin1/#comments</comments>
		<pubDate>Sat, 23 Jun 2007 21:28:14 +0000</pubDate>
		<dc:creator>eyedmax</dc:creator>
				<category><![CDATA[Development]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[MySQL]]></category>

		<guid isPermaLink="false">http://eyedmax.com/2007/06/23/utf-8-fix-when-charset-is-set-to-latin1/</guid>
		<description><![CDATA[Situation: you have MySQL 5 database with tables which claimed to have Latin1 charset. You filled the base (with MySQL Front, PhpMyAdmin or any other tool) with info. There IS non alnum chars (like TM, (c), long β, ellipsis etc.)
Now you want it back, and your pages are utf-8 encoded, but when you queries the [...]]]></description>
			<content:encoded><![CDATA[<p>Situation: you have MySQL 5 database with tables which claimed to have Latin1 charset. You filled the base (with MySQL Front, PhpMyAdmin or any other tool) with info. There IS non alnum chars (like TM, (c), long β, ellipsis etc.)</p>
<p>Now you want it back, and your pages are utf-8 encoded, but when you queries the base, β??β sign returned instead of your cute symbols. Shit.</p>
<p>Never mind, if you can see those chars with PhpMyAdmin β Iβll help you to convert them to use them.</p>
<p>First, mysql5 seems to be utf-8 lover (even if other charset is claimed). So β itβs simple. Just exec <strong>SET NAMES utf8</strong> right after database initialisation.</p>
<p>Second, query all the data you need into array.</p>
<p>Third, just do utf8_encode on data with your loved scrap <img src="http://eyedmax.com/wp-content/uploads/2007/06/smile32.gif" /></p>
<p>Forth, exec <strong>SET NAMES latin1</strong></p>
<p>Fifth β write your data back</p>
<p>Sixth β tell your application to use utf8_decode when reading and utf8_encode when writing those data.</p>
<p>Thatβs all β now you can easilly transfer your data to <strike>MySQL4</strike>* or MySQL5 servers β and your app will work there!</p>
<p>Example:</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #666666; font-style: italic;">// init skipped </span>
&nbsp;
<span style="color: #666666; font-style: italic;">/*********************************** 
 * Database connect 
 **********************************/</span> 
<span style="color: #000088;">$o_db</span> <span style="color: #339933;">=</span> <span style="color: #000000; font-weight: bold;">new</span> myDB<span style="color: #009900;">&#40;</span>DB<span style="color: #339933;">::</span><span style="color: #004000;">connect</span><span style="color: #009900;">&#40;</span>DB_DSN<span style="color: #009900;">&#41;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
<span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_setFetchMode</span><span style="color: #009900;">&#40;</span>DB_FETCHMODE_ASSOC<span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
<span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_query</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">'SET NAMES utf8'</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
&nbsp;
<span style="color: #000088;">$q</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'SELECT page_id, page_head_title, page_head_description, page_head_keywords 
  FROM '</span><span style="color: #339933;">.</span>DB_PREFIX<span style="color: #339933;">.</span><span style="color: #0000ff;">'pages 
'</span><span style="color: #339933;">;</span> 
<span style="color: #b1b100;">foreach</span> <span style="color: #009900;">&#40;</span><span style="color: #000088;">$page</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$k</span> <span style="color: #339933;">=&gt;</span> <span style="color: #000088;">$p</span><span style="color: #009900;">&#41;</span> 
  <span style="color: #b1b100;">foreach</span> <span style="color: #009900;">&#40;</span><span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">'page_head_title'</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'page_head_description'</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'page_head_keywords'</span><span style="color: #009900;">&#41;</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$field</span><span style="color: #009900;">&#41;</span> 
    <span style="color: #000088;">$page</span><span style="color: #009900;">&#91;</span><span style="color: #000088;">$k</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span><span style="color: #000088;">$field</span><span style="color: #009900;">&#93;</span> <span style="color: #339933;">=</span> <span style="color: #990000;">utf8_encode</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$p</span><span style="color: #009900;">&#91;</span><span style="color: #000088;">$field</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
<span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_query</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">'SET NAMES latin1'</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
&nbsp;
<span style="color: #b1b100;">foreach</span> <span style="color: #009900;">&#40;</span><span style="color: #000088;">$page</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$p</span><span style="color: #009900;">&#41;</span> 
<span style="color: #009900;">&#123;</span> 
  <span style="color: #000088;">$up</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'UPDATE '</span><span style="color: #339933;">.</span>DB_PREFIX<span style="color: #339933;">.</span><span style="color: #0000ff;">'pages 
    SET 
    page_head_title = '</span><span style="color: #339933;">.</span><span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_quote</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$p</span><span style="color: #009900;">&#91;</span><span style="color: #0000ff;">'page_head_title'</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">.</span><span style="color: #0000ff;">', 
    page_head_description = '</span><span style="color: #339933;">.</span><span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_quote</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$p</span><span style="color: #009900;">&#91;</span><span style="color: #0000ff;">'page_head_description'</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">.</span><span style="color: #0000ff;">', 
    page_head_keywords = '</span><span style="color: #339933;">.</span><span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_quote</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$p</span><span style="color: #009900;">&#91;</span><span style="color: #0000ff;">'page_head_keywords'</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">.</span><span style="color: #0000ff;">', 
    WHERE page_id = '</span><span style="color: #339933;">.</span><span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_quote</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$p</span><span style="color: #009900;">&#91;</span><span style="color: #0000ff;">'page_id'</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">.</span><span style="color: #0000ff;">' 
  '</span><span style="color: #339933;">;</span> 
  <span style="color: #000088;">$o_db</span><span style="color: #339933;">-&gt;</span><span style="color: #004000;">db_query</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$up</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> 
<span style="color: #009900;">&#125;</span></pre></div></div>

<p>*see next post</p>
<img src="http://eyedmax.com/?ak_action=api_record_view&id=38&type=feed" alt="" />
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</ul>

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