85629 : Apple iOS Kernel Packet Filter IOTCL Parsing Invalid Pointer Dereference Local Privilege Escalation
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
4	273	8 months ago	about 1 month ago	2 times	100%

Timeline

Disclosure Date
2012-09-19

Description

Apple iOS contains a flaw that may allow an attacker to gain access to unauthorized privileges. The issue is triggered when an error occurs in the kernel during the handling of packet filter IOCTLs. This may allow a local attacker to dereference an invalid pointer. With a specially crafted program that makes packet-filter ioctl calls, a local attacker can gain escalated privileges.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified, Coordinated Disclosure
OSVDB: Authentication Required

Solution

Upgrade to version 6 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Apple Inc.

Apple iOS

5.1.1

References

Security Tracker: 1027552
CVE ID: 2012-3728 (see also: NVD)
Secunia Advisory ID: 50586
Related OSVDB ID: 85620 85621 85622 85623 85624 85625 85626 85627 85628 85630 85631 85632 85633 85634 85635 85636 85637 85638 85639 85640 85641 85642 85643
Vendor Specific Advisory URL: http://support.apple.com/kb/HT5503

Credit

iOS Jailbreak Dream Team

CVSSv2 Score

CVSSv2 Base Score = 6.9
Source: nvd.nist.gov | Generated: 2012-09-21 | Disagree?

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