CVE-2015-3679

Apple OS X morx nSubtables Memory Corruption Remote Code Execution Vulnerability

Severity Score

7.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Apple Type Services (ATS) in Apple OS X before 10.10.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font file, a different vulnerability than CVE-2015-3680, CVE-2015-3681, and CVE-2015-3682.

Apple Type Services (ATS) en Apple OS X anterior a 10.10.4 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio (corrupción de memoria) a través de un fichero manipulado, una vulnerabilidad diferente a CVE-2015-3680, CVE-2015-3681, y CVE-2015-3682.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple OS X. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the handling of font collection files. The issue lies in the parsing of the 'morx' table. An attacker can leverage this vulnerability to execute code under the context of the current user.

*Credits: Pawel Wylecial

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-05-07 CVE Reserved
2015-07-01 CVE Published
2024-08-06 CVE Updated
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/75493	Vdb Entry
http://www.securitytracker.com/id/1032760	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html	2017-09-22

URL	Date	SRC
http://support.apple.com/kb/HT204942	2017-09-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				<= 10.10.3 Search vendor "Apple" for product "Mac Os X" and version " <= 10.10.3"		-		Affected