53333 : Apple Mac OS X XNU User Space Interaction Restriction Weakness Local Privilege Escalation
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
6	880	about 4 years ago	over 2 years ago	9 times	25%

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Timeline

Disclosure Date
2009-03-23

Time to Patch	Days of Exposure
234 days	295 days

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-1235" target="_blank">CVE</a>)</em> : XNU 1228.9.59 and earlier on Apple Mac OS X 10.5.6 and earlier does not properly restrict interaction between user space and the HFS IOCTL handler, which allows local users to overwrite kernel memory and gain privileges by attaching an HFS+ disk image and performing certain steps involving HFS_GET_BOOT_INFO fcntl calls.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Public
Disclosure: Vendor Verified

Products

Unknown or Incomplete

References

CVE ID: 2009-1235 (see also: NVD)
Bugtraq ID: 34203
Secunia Advisory ID: 34424 36096
SCIP VulDB ID: 3959
Milw0rm: 8266
Exploit Database: 8266
Other Advisory URL: http://butnotyet.tumblr.com/post/175132533/the-story-of-a-simple-and-dangerous-kernel-bug
http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.c
http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.sh
http://www.vupen.com/english/advisories/2009/0822
Vendor Specific Advisory URL: http://support.apple.com/kb/HT3757
News Article: http://www.informationweek.com/news/hardware/mac/showArticle.jhtml?articleID=216401181

Tools & Filters

	40502
	5122

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 7.2
Source: nvd.nist.gov | Generated: 2009-04-02 | Disagree?

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