CVE-2006-4392
The Mach kernel, as used in operating systems including (1) Mac OS X 10.4 through 10.4.7 and (2)...
CVE-2006-4392 is a high vulnerability (CVSS 7.2) in Apple Mac Os X, published October 2, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. No source names a fixed version.
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2006-4392- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2006-4392- Updated
- 2026-11-02
EUVDEUVD-2006-4380 No score
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.
- Record
EUVD-2006-4380- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2h8f-c5j4-6pq8 No score
The Mach kernel, as used in operating systems including (1) Mac OS X 10.4 through 10.4.7 and (2)...
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.
- Record
GHSA-2h8f-c5j4-6pq8- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apple Mac OSX 10.4.7 - Mach Exception Handling Privilege Escalation | 2006-09-30 |
| Exploit-DB | Apple Mac OSX 10.4.7 - Mach Exception Handling Local (10.3.x) | 2006-09-30 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, Exploit-DB, GitHub Advisories, NVD |
References
securityfocus.com/bid/20271
securitytracker.com/id?1016954
secunia.com/advisories/22187
vupen.com/english/advisories/2006/3852
lists.apple.com/archives/security-announce/2006/Sep/msg00002.html
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kb.cert.org/vuls/id/838404
osvdb.org/29269
us-cert.gov/cas/techalerts/TA06-275A.html
securityreason.com/securityalert/1663
matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation
exchange.xforce.ibmcloud.com/vulnerabilities/29281
nvd.nist.gov/vuln/detail/CVE-2006-4392
github.com/advisories/GHSA-2h8f-c5j4-6pq8