// For flags

CVE-2018-8631

Microsoft Windows - 'jscript!JsArrayFunctionHeapSort' Out-of-Bounds Write

Severity Score

7.5
*CVSS v3

Exploit Likelihood

80.2%
*EPSS

Affected Versions

14
*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10.

Existe una vulnerabilidad de ejecución remota de código cuando Internet Explorer accede incorrectamente a los objetos en la memoria. Esto también se conoce como "Internet Explorer Memory Corruption Vulnerability". Esto afecta a Internet Explorer 9, Internet Explorer 11 e Internet Explorer 10.

*Credits: N/A
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
  • 2018-03-14 CVE Reserved
  • 2018-12-12 CVE Published
  • 2018-12-18 First Exploit
  • 2024-08-05 CVE Updated
  • 2025-04-16 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions (14)