National Cyber-Alert System

Vulnerability Summary for CVE-2006-4392

Overview

The Mach kernel, as used in operating systems including (1) Mac OS X 10.4 through 10.4.7 and (2) OpenStep before 4.2, allows local users to gain privileges via a parent process that forces an exception in a setuid child and uses Mach exception ports to modify the child's thread context and task address space in a way that causes the child to call a parent-controlled function.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA06-275A

Name: TA06-275A

Hyperlink:http://www.us-cert.gov/cas/techalerts/TA06-275A.html

US-CERT Vulnerability Note: VU#838404

Name: VU#838404

Hyperlink:http://www.kb.cert.org/vuls/id/838404

External Source: BID

Name: 20271

Type: Patch Information

Hyperlink:http://www.securityfocus.com/bid/20271

External Source: VUPEN

Name: ADV-2006-3852

Type: Advisory; Patch Information

Hyperlink:http://www.frsirt.com/english/advisories/2006/3852

External Source: SECUNIA

Name: 22187

Type: Advisory; Patch Information

Hyperlink:http://secunia.com/advisories/22187

External Source: APPLE

Name: APPLE-SA-2006-09-29

Type: Patch Information

Hyperlink:http://lists.apple.com/archives/security-announce/2006/Sep/msg00002.html

External Source: XF

Name: macos-kernel-code-execution(29281)

Hyperlink:http://xforce.iss.net/xforce/xfdb/29281

External Source: BUGTRAQ

Name: 20060929 Matasano Advisory: MacOS X Mach Exception Server Privilege Escalation

Type: Advisory

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/447396/100/0/threaded

External Source: MISC

Name: http://www.matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation/

Type: Advisory

Hyperlink:http://www.matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation/

External Source: OSVDB

Name: 29269

Hyperlink:http://www.osvdb.org/29269

External Source: SECTRACK

Name: 1016954

Hyperlink:http://securitytracker.com/id?1016954

External Source: SREASON

Name: 1663

Hyperlink:http://securityreason.com/securityalert/1663