VDB-68891 · CVE-2014-4495 · HT204244

Apple Mac OS X 10.8.5/10.9.5/10.10/10.10.1 access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple Mac OS X 10.8.5/10.9.5/10.10/10.10.1. This impacts an unknown function. The manipulation leads to access control. This vulnerability is documented as CVE-2014-4495. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Mac OS X 10.8.5/10.9.5/10.10/10.10.1 (Operating System) and classified as critical. This issue affects an unknown code. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was released 01/27/2015 by Ian Beer with Google Project Zero as HT204244 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2014-4495 since 06/20/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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:

Specifying a custom cache mode allowed writing to kernel read-only shared memory segments. This issue was addressed by not granting write permissions as a side-effect of some custom cache modes.

The vulnerability scanner Nessus provides a plugin with the ID 81145 (Apple TV < 7.0.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123193 (Apple Mac OS X v10.10.2 and Security Update 2015-001 Not Installed (APPLE-SA-2015-01-27-4)).

Upgrading to version 10.10.2 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 X-Force (100515) and Tenable (81145). us-cert.gov is providing further details. Entries connected to this vulnerability are available at VDB-67778, VDB-68077, VDB-68232 and VDB-68339. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

License

commercial

Support

end of life

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 81145
Nessus Name: Apple TV < 7.0.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Mac OS X 10.10.2

Timelineinfo

06/20/2014 🔍
01/27/2015 +221 days 🔍
01/27/2015 +0 days 🔍
01/29/2015 +2 days 🔍
01/30/2015 +1 days 🔍
12/15/2024 +3607 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT204244
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4495 (🔍)
GCVE (CVE): GCVE-0-2014-4495
GCVE (VulDB): GCVE-100-68891
X-Force: 100515 - Apple Mac OS X cache permissions privilege escalation, High Risk
SecurityFocus: 70273
SecurityTracker: 1031650
SecuriTeam: 1031650

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

Entryinfo

Created: 01/29/2015 09:30
Updated: 12/15/2024 23:30
Changes: 01/29/2015 09:30 (61), 07/09/2017 08:17 (6), 03/07/2022 10:53 (4), 03/07/2022 11:00 (2), 12/15/2024 23:30 (16)
Complete: 🔍
Cache ID: 216::103

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