Vulnerability CVE-2011-0182 - CERT Civis.Net

Vulnerability Name:

CVE-2011-0182 (CCN-66230)

Assigned:

2010-12-23

Published:

2011-03-21

Updated:

2012-02-14

Summary:

The i386_set_ldt system call in the kernel in Apple Mac OS X before 10.6.7 does not properly handle call gates, which allows local users to gain privileges via vectors involving the creation of a call gate entry.

CVSS v3 Severity:

9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
5.6 Medium (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
5.6 Medium (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2011-0182

Source: APPLE
Type: Patch, Vendor Advisory
APPLE-SA-2011-03-21-1

Source: CCN
Type: SA43814
Apple Mac OS X Multiple Vulnerabilities

Source: SREASON
Type: UNKNOWN
8402

Source: CCN
Type: Apple Web site
About the security content of Mac OS X v10.6.7 and Security Update 2011-001

Source: CONFIRM
Type: Patch, Vendor Advisory
http://support.apple.com/kb/HT4581

Source: CCN
Type: OSVDB ID: 71635
Apple Mac OS X Kernel i386_set_ldt System Call Local Privilege Escalation

Source: CCN
Type: BID-46997
Apple Mac OS X 'i386_set_ldt()' Privilege Escalation Vulnerability

Source: XF
Type: UNKNOWN
macos-i386setldt-priv-escalation(66230)

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [09-28-2011]

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:mac_os_x:10.6.0:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.6.6)

Configuration 2:

cpe:/o:apple:mac_os_x_server:10.6.0:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:*:*:*:*:*:*:*:* (Version <= 10.6.6)

Configuration CCN 1:

cpe:/o:apple:mac_os_x_server:10.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.5:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x_server:10.6.6:*:*:*:*:*:*:*

OR cpe:/o:apple:mac_os_x:10.6.6:*:*:*:*:*:*:*

Denotes that component is vulnerable