8.8

CVE-2018-1170: htc customer-link_bridge Protection Mechanism Failure

CVSS: 8.8v3.1HighModified
Published 02-03-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-1170 is a high (CVSS 8.8) Protection Mechanism Failure vulnerability in htc customer-link_bridge. EPSS estimates a 0.78% chance of exploitation in the next 30 days, higher than 55.2% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
0.78%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-03-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.78%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

0.00 pp

From 0.78% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.78%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Volkswagen2 products
Htc1 product

2 vendors · 3 products

References

1 links