Apple Mac OS X up to 10.11.1 kext tools access control

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

A vulnerability classified as critical has been found in Apple Mac OS X up to 10.11.1 (Operating System). This affects an unknown function of the component kext tools. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

kext tools in Apple OS X before 10.11.2 mishandles kernel-extension loading, which allows local users to gain privileges via unspecified vectors.

The weakness was shared 12/08/2015 by Jeonghoon Shin (beist) with Apple as HT205637 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2015-7052 since 09/16/2015. An attack has to be approached locally. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue. The advisory points out:

A validation issue existed during the loading of kernel extensions. This issue was addressed through additional verification.

The vulnerability scanner Nessus provides a plugin with the ID 87314 (Mac OS X 10.11.x < 10.11.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124389 (Apple Mac OS X v10.11.2 and Security Update 2015-008 Not Installed (APPLE-SA-2015-12-08-3)).

Upgrading to version 10.11.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (87314), SecurityFocus (BID 78721†) and Vulnerability Center (SBV-55092†). The entries VDB-79541, VDB-79545, VDB-79546 and VDB-79547 are related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
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CVSSv2info

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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
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Nessus ID: 87314
Nessus Name: Mac OS X 10.11.x < 10.11.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 December-15
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Upgrade: Mac OS X 10.11.2

Timelineinfo

09/16/2015 🔍
12/08/2015 +83 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/10/2015 +1 days 🔍
12/10/2015 +0 days 🔍
12/11/2015 +1 days 🔍
11/13/2024 +3260 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205637
Researcher: Jeonghoon Shin (beist)
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7052 (🔍)
SecurityFocus: 78721 - Apple Mac OS X APPLE-SA-2015-12-08-3 Multiple Security Vulnerabilities
SecurityTracker: 1034344
Vulnerability Center: 55092 - Apple MacOS X <10.11.2 Local Code Execution Vulnerability in Kext Tools, High

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 12/09/2015 02:05 PM
Updated: 11/13/2024 01:46 AM
Changes: 12/09/2015 02:05 PM (63), 06/26/2018 09:06 AM (16), 06/29/2022 02:49 PM (3), 06/29/2022 02:50 PM (1), 11/13/2024 01:46 AM (22)
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Cache ID: 18:4A4:40

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