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CVE-2018-0818 — Vulnerability in Microsoft.ChakraCore — CVE Details

HIGH

ChakraCore RCE Vulnerability

Published May 13, 2022Updated November 28, 2024Source: osv

Summary

Microsoft ChakraCore allows an attacker to bypass Control Flow Guard (CFG) in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass".

Advisory Timeline

  • First published May 13, 2022 (1613 days ago).
  • Last revised November 28, 2024 — 930 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update Microsoft.ChakraCore to 1.8.0 or later
dotnet add package Microsoft.ChakraCore --version 1.8.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: nuget (1).

PackageEcosystemAffectedFixed In
Microsoft.ChakraCore
nuget
1.2.0, 1.2.1, 1.2.2, 1.2.3 (+23 more)1.8.0

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.5 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2018-0818?
ChakraCore RCE Vulnerability This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.5/10).
How do I check if my project is affected by CVE-2018-0818?
CVE-2018-0818 affects Microsoft.ChakraCore. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-0818 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.5

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-fv8m-p45w-gf38

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