CVE-2018-1170

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-02 · updated 2026-06-17
Weakness: CWE-693

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.

Affected products

HTC Customer-Link Bridge: all versions
Volkswagen Customer-Link: 1.30

References

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

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