// For flags

CVE-2020-3897

Apple Safari Object Transition Cache Type Confusion Remote Code Execution Vulnerability

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, watchOS 6.2, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. A remote attacker may be able to cause arbitrary code execution.

Se abordó un problema de confusión de tipos con un manejo de la memoria mejorado. Este problema es corregido en iOS versión 13.4 y iPadOS versión 13.4, tvOS versión 13.4, watchOS versión 6.2, Safari versión 13.1, iTunes para Windows versión 12.10.5, iCloud para Windows versión 10.9.3, iCloud para Windows versión 7.18. Un atacante remoto puede ser capaz de causar una ejecución de código arbitraria.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Apple Safari. 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 object transition cache. By performing actions in JavaScript, an attacker can trigger a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: Brendan Draper (@6r3nd4n)
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
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
  • 2019-12-18 CVE Reserved
  • 2020-03-25 CVE Published
  • 2024-03-25 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
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"
 Icloud
Search vendor "Apple" for product "Icloud"
 < 7.18
Search vendor "Apple" for product "Icloud" and version " < 7.18"
windows
Affected
Apple
Search vendor "Apple"
 Icloud
Search vendor "Apple" for product "Icloud"
 >= 10.0.0 < 10.9.3
Search vendor "Apple" for product "Icloud" and version " >= 10.0.0 < 10.9.3"
windows
Affected
Apple
Search vendor "Apple"
 Itunes
Search vendor "Apple" for product "Itunes"
 < 12.10.5
Search vendor "Apple" for product "Itunes" and version " < 12.10.5"
windows
Affected
Apple
Search vendor "Apple"
 Safari
Search vendor "Apple" for product "Safari"
 < 13.1
Search vendor "Apple" for product "Safari" and version " < 13.1"
-
Affected
Apple
Search vendor "Apple"
 Ipad Os
Search vendor "Apple" for product "Ipad Os"
 < 13.4
Search vendor "Apple" for product "Ipad Os" and version " < 13.4"
-
Affected
Apple
Search vendor "Apple"
 Iphone Os
Search vendor "Apple" for product "Iphone Os"
 < 13.4
Search vendor "Apple" for product "Iphone Os" and version " < 13.4"
-
Affected
Apple
Search vendor "Apple"
 Tvos
Search vendor "Apple" for product "Tvos"
 < 13.4
Search vendor "Apple" for product "Tvos" and version " < 13.4"
-
Affected
Apple
Search vendor "Apple"
 Watchos
Search vendor "Apple" for product "Watchos"
 < 6.2
Search vendor "Apple" for product "Watchos" and version " < 6.2"
-
Affected