// For flags

CVE-2020-9947

Apple Safari RenderObject Use-After-Free 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 use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

Se abordó un problema de uso de la memoria previamente liberada con una administración de la memoria mejorada. Este problema se corrigió en watchOS versión 7.0, iOS versión 14.0 e iPadOS versión 14.0, iTunes para Windows versión 12.10.9, iCloud para Windows versión 11.5, tvOS versión 14.0, Safari versión 14.0. Un procesamiento de contenido web malicioso puede conllevar a 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 handling of RenderObject objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: cc
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
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
  • 2020-03-02 CVE Reserved
  • 2020-11-13 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-10-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
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"
< 11.5.0
Search vendor "Apple" for product "Icloud" and version " < 11.5.0"
windows
Affected
Apple
Search vendor "Apple"
Itunes
Search vendor "Apple" for product "Itunes"
>= 12.0.0 < 12.10.9
Search vendor "Apple" for product "Itunes" and version " >= 12.0.0 < 12.10.9"
windows
Affected
Apple
Search vendor "Apple"
Safari
Search vendor "Apple" for product "Safari"
< 14.0
Search vendor "Apple" for product "Safari" and version " < 14.0"
-
Affected
Apple
Search vendor "Apple"
Ipados
Search vendor "Apple" for product "Ipados"
< 14.0
Search vendor "Apple" for product "Ipados" and version " < 14.0"
-
Affected
Apple
Search vendor "Apple"
Iphone Os
Search vendor "Apple" for product "Iphone Os"
< 14.0
Search vendor "Apple" for product "Iphone Os" and version " < 14.0"
-
Affected
Apple
Search vendor "Apple"
Tvos
Search vendor "Apple" for product "Tvos"
< 14.0
Search vendor "Apple" for product "Tvos" and version " < 14.0"
-
Affected
Apple
Search vendor "Apple"
Watchos
Search vendor "Apple" for product "Watchos"
< 7.0
Search vendor "Apple" for product "Watchos" and version " < 7.0"
-
Affected