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.
Published 2018-03-02 01:29:00
Updated 2020-08-28 15:16:10
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2018-1170

Probability of exploitation activity in the next 30 days: 0.16%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 52 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2018-1170

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
8.3
HIGH AV:A/AC:L/Au:N/C:C/I:C/A:C
6.5
10.0
NIST
8.8
HIGH CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
NIST

CWE ids for CVE-2018-1170

  • The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.
    Assigned by: zdi-disclosures@trendmicro.com (Secondary)

References for CVE-2018-1170

Products affected by CVE-2018-1170

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