// For flags

CVE-2020-1219

Microsoft Chakra Intl Object Type Confusion Remote Code Execution Vulnerability

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka 'Microsoft Browser Memory Corruption Vulnerability'.

Se presenta una vulnerabilidad de ejecución de código remota en la manera en que los navegadores de Microsoft acceden a objetos en memoria, también se conoce como "Microsoft Browser Memory Corruption Vulnerability"

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Chakra. 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 the Intl object in JavaScript. 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: Bruno Keith (https://twitter.com/bkth_)
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-11-04 CVE Reserved
  • 2020-06-09 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-10-21 EPSS 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
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
--
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1607
Search vendor "Microsoft" for product "Windows 10" and version "1607"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1709
Search vendor "Microsoft" for product "Windows 10" and version "1709"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1803
Search vendor "Microsoft" for product "Windows 10" and version "1803"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1809
Search vendor "Microsoft" for product "Windows 10" and version "1809"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1903
Search vendor "Microsoft" for product "Windows 10" and version "1903"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1909
Search vendor "Microsoft" for product "Windows 10" and version "1909"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
2004
Search vendor "Microsoft" for product "Windows 10" and version "2004"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 7
Search vendor "Microsoft" for product "Windows 7"
-sp1
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows 8.1
Search vendor "Microsoft" for product "Windows 8.1"
--
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Rt 8.1
Search vendor "Microsoft" for product "Windows Rt 8.1"
--
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2008
Search vendor "Microsoft" for product "Windows Server 2008"
r2
Search vendor "Microsoft" for product "Windows Server 2008" and version "r2"
sp1, x64
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2012
Search vendor "Microsoft" for product "Windows Server 2012"
--
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2012
Search vendor "Microsoft" for product "Windows Server 2012"
r2
Search vendor "Microsoft" for product "Windows Server 2012" and version "r2"
-
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2016
Search vendor "Microsoft" for product "Windows Server 2016"
--
Safe
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2019
Search vendor "Microsoft" for product "Windows Server 2019"
--
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
--
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1607
Search vendor "Microsoft" for product "Windows 10" and version "1607"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1709
Search vendor "Microsoft" for product "Windows 10" and version "1709"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1803
Search vendor "Microsoft" for product "Windows 10" and version "1803"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1809
Search vendor "Microsoft" for product "Windows 10" and version "1809"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1903
Search vendor "Microsoft" for product "Windows 10" and version "1903"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1909
Search vendor "Microsoft" for product "Windows 10" and version "1909"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
2004
Search vendor "Microsoft" for product "Windows 10" and version "2004"
-
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2016
Search vendor "Microsoft" for product "Windows Server 2016"
--
Safe
Microsoft
Search vendor "Microsoft"
Edge
Search vendor "Microsoft" for product "Edge"
--
Affected
in Microsoft
Search vendor "Microsoft"
Windows Server 2019
Search vendor "Microsoft" for product "Windows Server 2019"
--
Safe
Microsoft
Search vendor "Microsoft"
Chakracore
Search vendor "Microsoft" for product "Chakracore"
< 1.11.20
Search vendor "Microsoft" for product "Chakracore" and version " < 1.11.20"
-
Affected