Overview
- 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.
- Source
- zdi-disclosures@trendmicro.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.8
- Impact score
- 5.9
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 8.3
- Impact score
- 10
- Exploitability score
- 6.5
- Vector string
- AV:A/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
- zdi-disclosures@trendmicro.com
- CWE-693
- nvd@nist.gov
- NVD-CWE-Other
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:htc:customer-link_bridge:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4F6CB531-E048-48A6-8F95-819D00B577D5"
},
{
"criteria": "cpe:2.3:a:volkswagen:customer-link:1.30:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A272EDDC-C7FF-4953-B6C3-55CBCB4B87BD"
}
],
"operator": "OR"
}
]
}
]