// For flags

CVE-2016-1775

Apple OS X TTF bdat Out-Of-Bounds Write Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

TrueTypeScaler in Apple iOS before 9.3, OS X before 10.11.4, tvOS before 9.2, and watchOS before 2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font file.

TrueTypeScaler en Apple iOS en versiones anteriores a 9.3, OS X en versiones anteriores a 10.11.4, tvOS en versiones anteriores a 9.2 y watchOS en versiones anteriores a 2.2 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio (corrupción de memoria) a través de un archivo de fuente manipulado.

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 TTF fonts. The issue lies in the handling of the bdat table. An attacker can leverage this vulnerability to execute arbitrary code under the context of the current process.

*Credits: 0x1byte
CVSS Scores
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
Complete
Integrity
Complete
Availability
Complete
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
  • 2016-01-13 CVE Reserved
  • 2016-03-22 CVE Published
  • 2024-04-23 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apple
Search vendor "Apple"
Iphone Os
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< 9.3
Search vendor "Apple" for product "Iphone Os" and version " < 9.3"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
< 10.11.4
Search vendor "Apple" for product "Mac Os X" and version " < 10.11.4"
-
Affected
Apple
Search vendor "Apple"
Tvos
Search vendor "Apple" for product "Tvos"
< 9.2
Search vendor "Apple" for product "Tvos" and version " < 9.2"
-
Affected
Apple
Search vendor "Apple"
Watchos
Search vendor "Apple" for product "Watchos"
< 2.2
Search vendor "Apple" for product "Watchos" and version " < 2.2"
-
Affected