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 to gain privileges via a parent process that forces an exception in a setuid child and uses Mach exception ports to…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 1.58% probability · 74th percentile
- CISA KEV
- Not listed
- Affected
- apple/mac os x · next/openstep
- Source
- cve@mitre.org
References
- http://lists.apple.com/archives/security-announce/2006/Sep/msg00002.htmlPatch
- http://secunia.com/advisories/22187Patch, Vendor Advisory
- http://securityreason.com/securityalert/1663
- http://securitytracker.com/id?1016954
- http://www.kb.cert.org/vuls/id/838404US Government Resource
- http://www.matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation/Vendor Advisory
- http://www.osvdb.org/29269
- http://www.securityfocus.com/archive/1/447396/100/0/threaded
- http://www.securityfocus.com/bid/20271Patch
- http://www.us-cert.gov/cas/techalerts/TA06-275A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2006/3852
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29281
- http://lists.apple.com/archives/security-announce/2006/Sep/msg00002.htmlPatch
- http://secunia.com/advisories/22187Patch, Vendor Advisory
- http://securityreason.com/securityalert/1663
- http://securitytracker.com/id?1016954
- http://www.kb.cert.org/vuls/id/838404US Government Resource
- http://www.matasano.com/log/530/matasano-advisory-macos-x-mach-exception-server-privilege-escalation/Vendor Advisory
- http://www.osvdb.org/29269
- http://www.securityfocus.com/archive/1/447396/100/0/threaded
- http://www.securityfocus.com/bid/20271Patch
- http://www.us-cert.gov/cas/techalerts/TA06-275A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2006/3852
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29281
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.