VDB-68021 · CVE-2014-4375 · HT6535

Apple Mac OS X up to 10.9.3 double free

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.
6.7	$0-$5k	0.00

A vulnerability was found in Apple Mac OS X up to 10.9.3 (Operating System). It has been rated as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Double free vulnerability in Apple iOS before 8 and Apple TV before 7 allows local users to gain privileges or cause a denial of service (device crash) via vectors related to Mach ports.

The weakness was released 10/16/2014 by Felipe Andres Manzano (evad3rs) with Binamuse VRT as HT6535 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2014-4375 since 06/20/2014. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The advisory points out:

A double free issue existed in the handling of Mach ports.

The vulnerability scanner Nessus provides a plugin with the ID 77822 (Apple TV < 7 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

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 issue was addressed through improved validation of Mach ports.

The vulnerability is also documented in the databases at X-Force (96090) and Tenable (77822). Entries connected to this vulnerability are available at 67368, 67370, 67371 and 67372.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

License

commercial

Support

end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 77822
Nessus Name: Apple TV < 7 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.10

Timelineinfo

06/20/2014 🔍
09/17/2014 +89 days 🔍
09/17/2014 +0 days 🔍
09/18/2014 +1 days 🔍
09/18/2014 +0 days 🔍
10/16/2014 +28 days 🔍
10/16/2014 +0 days 🔍
10/17/2014 +1 days 🔍
10/17/2014 +0 days 🔍
02/23/2022 +2686 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT6535
Researcher: Felipe Andres Manzano (evad3rs)
Organization: Binamuse VRT
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4375 (🔍)
IAVM: 🔍

X-Force: 96090
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: 46181 - Apple iOS <8 for Multiple Devices and Apple TV <7 and OS X <10.10 Local Code Execution or DoS in Kernel due to a Double Free Issue - CVE-2014-4375, High
SecurityFocus: 69882 - RETIRED: Apple iOS Prior to iOS 8 and TV Prior to TV 7 Multiple Vulnerabilities

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

Entryinfo

Created: 10/17/2014 10:22
Updated: 02/23/2022 13:06
Changes: 10/17/2014 10:22 (84), 06/06/2017 08:37 (9), 02/23/2022 13:06 (4)
Complete: 🔍