WordPress 2.1.1 unsafe, Update to 2.1.2 – San Francisco

WordPress 2.1.1 unsafe, Update to 2.1.2 – San Francisco

Lengthy tale brief: If you downloaded and install WordPress 2.1.1 within the previous 3-4 days, your documents might consist of a protection make use of that was included by a biscuit, and also you need to update every one of your documents to 2.1.2 right away.

Longer description: Today we obtained a note to our protection mailing address concerning uncommon and also very exploitable code in WordPress. The problem was explored, and also it showed up that the 2.1.1 download had actually been changed from its initial code. We took the site down right away to examine what occurred.

It was figured out that a biscuit had actually acquired user-level accessibility to among the web servers that powers wordpress.org, and also had actually utilized that accessibility to change the download documents. We have actually secured down that web server for additional forensics, however right now it shows up that the 2.1.1 download was the only point touched by the strike. They changed 2 documents in WP to consist of code that would certainly enable remote PHP implementation.

This is the example you hope never ever occurs, however it did and also currently we’re handling it as ideal we can. Although not all downloads of 2.1.1 were impacted, we’re stating the whole variation unsafe and also have actually launched a new version 2.1.2 that consists of small updates and also totally validated documents. We are additionally taking great deals of actions to make sure something similar to this can not take place once more, not the least of which is specifically exterior confirmation of the download plan so we’ll understand right away if something fails for any kind of factor.

Ultimately, we reset passwords for a variety of individuals with SVN and also various other accessibility, so you might require to reset your password on the forums prior to you can login once more.

What You Can Do to Aid

If your blog site is running 2.1.1, please upgrade right away and also do a complete overwrite of your old documents, particularly those in wp-includes. Look into your good friends blog sites and also if any one of them are running 2.1.1 decline them a note and also, if you can, lend a hand and also aid them with the upgrade.

If you are a webhosting or network manager, block accessibility to “theme.php” and also “feed.php”, and also any kind of inquiry string with “ix=” or “iz=” in it. If you’re a consumer at a webhosting, you might wish to send them a note to allow them find out about this launch and also the above info.

Many Thanks to Ryan, Barry, Donncha, Mark, Michael, and also Dougal for resolving the evening to identify and also resolve this trouble, and also many thanks to Ivan Fratric for reporting it to begin with.

Concerns and also Solutions

Due to the very uncommon nature of this occasion and also launch, we have actually established an e-mail address 21securityfaq@wordpress.org that you can email concerns to, and also we’ll be upgrading this entrance with even more info throughout the day.

Is variation 2.0 impacted?

No downloads were modified other than 2.1.1, so if you have actually downloaded and install any kind of variation of 2.0 you need to be great.

What happens if we upgrade from SVN?

Absolutely Nothing in the Subversion database was touched, so if you update and also keep your blog site by means of SVN there is no possibility you downloaded and install the damaged launch documents.


Cogknockers is a San Francisco WordPress Development Agency with 20+ Years Experience.  WordPress Design is at the core of our services.

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