Apple Mac OS X up to 10.9.3 App Sandbox access control

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Apple Mac OS X up to 10.9.3. This affects an unknown function of the component App Sandbox. This manipulation causes access control. The identification of this vulnerability is CVE-2014-4427. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple Mac OS X up to 10.9.3 (Operating System) and classified as critical. Affected by this vulnerability is an unknown functionality of the component App Sandbox. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

App Sandbox in Apple OS X before 10.10 allows attackers to bypass a sandbox protection mechanism via the accessibility API.

The weakness was shared 10/16/2014 by Paul S. Ziegler with Reflare UG as HT6535 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2014-4427 since 06/20/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK. The advisory points out:

A sandboxed application could misuse the accessibility API without the user's knowledge.

The vulnerability scanner Nessus provides a plugin with the ID 78550 (Mac OS X < 10.10 Multiple Vulnerabilities (POODLE) (Shellshock)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks.

Upgrading to version 10.10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

This has been addressed by requiring administrator approval to use the accessibility API on an per-application basis.

The vulnerability is also documented in the databases at X-Force (97642), Tenable (78550), SecurityFocus (BID 70635†), SecurityTracker (ID 1031063†) and Vulnerability Center (SBV-46696†). The entries VDB-10344, VDB-67593, VDB-67592 and VDB-67590 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 78550
Nessus Name: Mac OS X < 10.10 Multiple Vulnerabilities (POODLE) (Shellshock)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.10

Timelineinfo

06/20/2014 🔍
10/16/2014 +118 days 🔍
10/16/2014 +0 days 🔍
10/16/2014 +0 days 🔍
10/17/2014 +1 days 🔍
10/17/2014 +0 days 🔍
10/17/2014 +0 days 🔍
10/17/2014 +0 days 🔍
10/19/2014 +2 days 🔍
02/23/2022 +2684 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT6535
Researcher: Paul S. Ziegler
Organization: Reflare UG
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4427 (🔍)
GCVE (CVE): GCVE-0-2014-4427
GCVE (VulDB): GCVE-100-67999
X-Force: 97642
SecurityFocus: 70635 - Apple Mac OS X CVE-2014-4427 Accessibility API Security Bypass Vulnerability
SecurityTracker: 1031063 - Apple OS X Multiple Flaws Let Users Execute Arbitrary Code, Obtain Elevated Privileges, Bypass Security Restrictions, and Obtain Potentially Sensitive Information
Vulnerability Center: 46696 - Apple OS X <10.10 Remote Security Bypass via the accessibility API - CVE-2014-4427, High

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

Entryinfo

Created: 10/17/2014 10:22
Updated: 02/23/2022 10:03
Changes: 10/17/2014 10:22 (76), 06/09/2017 07:18 (5), 02/23/2022 10:03 (4)
Complete: 🔍
Cache ID: 216:D86:103

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