CVE-2006-4392
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…
- 7.2HighCVSS base score
- 1.6%Exploitation in 30 daysEPSS · top 24% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Exploit-DB entries for it.
Show the exploits2
Exploit-DB2 entries
- Apple Mac OSX 10.4.7 - Mach Exception Handling Privilege Escalation (Exploit-DB entry) (opens in a new tab)
EDB-ID 2463local, osxpublished 30 Sept 2006Verified
- Apple Mac OSX 10.4.7 - Mach Exception Handling Local (10.3.x) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2464local, osxpublished 30 Sept 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 35 days later
· 35 days later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Affected products
n/a
- affected n/a
References
12
- 20271 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1016954 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 22187 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2006-3852 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- APPLE-SA-2006-09-29 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 20060929 Matasano Advisory: MacOS X Mach Exception Server Privilege Escalation (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- VU#838404 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 29269 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- TA06-275A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- 1663 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- http://www.matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation/ (opens in a new tab)x_refsource_MISCx_transferred
- macos-kernel-code-execution(29281) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-4380 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-4392)Record last updated .