Multiple vulnerabilities have been reported in Apple Safari for Mac OS X, which can be exploited by malicious people to conduct cross-site scripting and spoofing attacks, disclose sensitive information, bypass certain security restrictions, and compromise a user's system.

1) An error when handling "feed:" URLs can be exploited to conduct cross-site scripting attacks.

2) An access control error within the handling of the "feed:" URLs can be exploited to upload arbitrary files to a server by tricking the user to visiting a malicious site.

3) An error within the autocomplete feature can be exploited to bypass the attribute and autocomplete passwords.

4) An error when handling the HTTP "Content-Disposition" header can be exploited to open an attachment without showing the "Open" dialog prompt and conduct cross-site scripting attacks.

5) Multiple errors exist due to a bundled vulnerable version of WebKit.

For more information:
SA47231
SA47694
SA47938
SA48016
SA48265
SA48512
SA48618
SA48992

6) Multiple errors in the WebKit component can be exploited to execute arbitrary code.

7) A cross-origin error in the WebKit component when handling drag and drop events can be exploited to bypass the same-origin policy and disclose certain text by tricking the user into visiting a malicious website.

8) A cross-origin error in the WebKit component when handling drag and drop events can be exploited to bypass the same-origin policy and disclose certain files by tricking the user into visiting a malicious website.

9) A cross-origin error in the WebKit component when handling CSS property values can be exploited to bypass the same-origin policy and disclose certain information by tricking the user into visiting a malicious website.

10) An error exists within the cross-origin policy when parenting pop-up windows.

For more information:
SA48732 (#8)

11) A cross-origin error can be exploited to disclose the iFrame fragment ID.

For more information:
SA49724 (#1)

12) An error within the International Domain Name (IDN) support feature can be exploited to spoof a URL containing look-alike characters and trick a user into visiting a malicious website.

For more information:
SA48377 (#1)

13) An error within the WebKit component when handling drag and drop events can be exploited to disclose filesystem path of certain files.

14) A canonicalization error within the handling of URLs can be exploited to conduct cross-site scripting attacks via a specially crafted "location.href" property.

15) An error when handling WebSockets can be exploited to conduct HTTP request splitting attacks.

16) An error within the history handling can be exploited to spoof the URL bar.

For more information:
SA46594 (#1)

17) An error exists within the WebProcess and can be exploited to bypass the sandbox restrictions.

18) An error when handling SVG images can be exploited to disclose the contents of arbitrary memory locations.

The vulnerabilities are reported in versions prior to 6.0 on OS X Lion version 10.7.4 and OS X Lion Server version 10.7.4.

Solution
Upgrade to Safari version 6.0 via Apple Software Update.

Provided and/or discovered by
4) Hidetake Jo, Microsoft Vulnerability Research (MSVR)
9, 18) Reported by the vendor.

The vendor credits:
1) Masato Kinugawa
2, 17) Aaron Sigel, vtty.com
3) Dan Poltawski, Moodle
4) Mickey Shkatov, laplinker.com and Kyle Osborn
7, 8) David Bloom, Cue
13) Daniel Cheng, Google and Aaron Sigel, vtty.com
14) Masato Kinugawa
15) David Belcher, BlackBerry Security Incident Response Team

The vendor also credits Dave Mandelin of Mozilla, Martin Barbella of Google, Jose A. Vazquez of spa-s3c.blogspot.com via iDefense, Dave Mandelin of Mozilla, miaubiz, Skylined of Google, Abhishek Arya of Google, David Levin of Chromium development community, Cris Neckar of Google, Stephen Chenney of the Chromium development community, Slawomir Blazek, Julien Chaffraix of the Chromium development community, Thomas Sepez of the Chromium development community, Trevor Squires of propaneapp.com, Arthur Gerkis, Chris Leary of Mozilla, Adam Barth of Google, wushi of team509 via iDefense, Robin Cao of Torch Mobile (Beijing)

Changelog
Further details available to Secunia VIM customers

Original Advisory
APPLE-SA-2012-07-25-1:
http://support.apple.com/kb/HT5400

iDefense:
http://www.verisigninc.com/en_US/products-and-services/network-intelligence-availability/idefense/public-vulnerability-reports/articles/index.xhtml?id=997
http://www.verisigninc.com/en_US/products-and-services/network-intelligence-availability/idefense/public-vulnerability-reports/articles/index.xhtml?id=998

MSVR:
http://technet.microsoft.com/en-us/security/msvr/msvr12-012

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers