All vulnerabilities
CVE-2018-8298

ChakraCore Scripting Engine Type Confusion Vulnerability

ChakraCore ChakraCore scripting engine
Open in ThreatlineRecord JSON
CVSS
7.5High
ExploitationExploited in the wildAdded to KEV 3 Mar 2022CISA KEV
Exploit odds (EPSS)74.7%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline17 Mar 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 11 Jul 2018, 00:00 UTCPublishedCVE List
  2. 17 Aug 2018Exploit code publicExploit-DB
  3. 3 Mar 2022Added to CISA KEVCISA KEV

Public exploit code and templates 1

  • Dos exploitMicrosoft Edge Chakra JIT - InitializeNumberFormat and InitializeDateTimeFormat Type Confusion 17 Aug 2018Exploit-DB

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

The ChakraCore scripting engine contains a type confusion vulnerability which can allow for remote code execution.

Text from CVE List

Affected versions 1

  • ChakraCoreaffected: ChakraCoreCVE List

References 4