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Old 09-05-2009, 08:39 AM  
docputer
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Wordpress Attack Underway-Upgrade if you can

If you?re running a self-hosted WordPress (WordPress) blog that isn?t up-to-date (version 2.8.4), you?re advised to upgrade immediately to the latest version of the software to avoid an ongoing attack. Users of WordPress.com hosted blogs are not affected.
This message came from Lorelle at Wordpress after it was discovered that a nasty attack is exploiting security holes in previous versions of the blogging software, creating a new ?hidden? Administrator account and getting right down to the database level. These attacks are said to be ?growing by the hour?. Lorelle writes:

There are two clues that your WordPress site has been attacked.

There are strange additions to the pretty permalinks, such as example.com/category/post-title/%&(%7B$%7Beval(base64_decode($_SERVER%5BHTTP_REFER ER%5D))%7D%7D|.+)&%/. The keywords are ?eval? and ?base64_decode.?

The second clue is that a ?back door? was created by a ?hidden? Administrator. Check your site users for ?Administrator (2)? or a name you do not recognize. You will probably be unable to access that account.

All users are advised to upgrade to the latest version of WP, while those already affected are in for a trying weekend: you?ll likely need to export your all your content with the built-in XML WordPress export, uninstall and reinstall WordPress and re-import the content. It?s a nasty attack that goes all the way into the database, so exporting the database will result in exporting the hacked code too.

For those unaffected: upgrade today.
http://mashable.com/2009/09/05/wordpress-attack/

Last edited by docputer; 09-05-2009 at 08:43 AM..
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