// For flags

CVE-2017-13847

Apple macOS/iOS - Multiple Kernel Use-After-Frees due to Incorrect IOKit Object Lifetime Management in IOTimeSyncClockManagerUserClient

Severity Score

7.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An issue was discovered in certain Apple products. iOS before 11.2 is affected. macOS before 10.13.2 is affected. The issue involves the "IOKit" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Se ha descubierto un problema en ciertos productos Apple. Se han visto afectadas las versiones de iOS anteriores a la 11.2 y las versiones de macOS anteriores a la 10.13.2. El problema afecta al componente "IOKit". Permite a los atacantes ejecutar código arbitrario en un contexto privilegiado o provocar una denegación de servicio (corrupción de memoria) mediante una app manipulada.

macOS / iOS suffer from multiple kernel use-after-free vulnerabilities due to incorrect IOKit object lifetime management in IOTimeSyncClockManagerUserClient.

*Credits: N/A
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
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-08-30 CVE Reserved
  • 2017-12-08 CVE Published
  • 2023-05-18 EPSS Updated
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
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
Search vendor "Apple" for product "Iphone Os"
< 11.2
Search vendor "Apple" for product "Iphone Os" and version " < 11.2"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
< 10.13.2
Search vendor "Apple" for product "Mac Os X" and version " < 10.13.2"
-
Affected