{"id":"CVE-2018-1170","aliases":["EUVD-2018-11808","GHSA-8q3v-4vc2-wr4g"],"status":"published","title":"This vulnerability allows adjacent attackers to inject arbitrary Controller Area Network messages...","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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00782,"percentile":0.56254,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693"],"published":"2018-03-02T01:00:00Z","modified":"2026-06-17T01:50:38Z","products":[{"vendor":"htc","product":"customer-link_bridge"},{"vendor":"volkswagen","product":"customer-link"},{"vendor":"volkswagen","product":"volkswagen customer-link app"}],"references":[{"url":"https://zerodayinitiative.com/advisories/ZDI-18-214","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1170"},{"url":"https://github.com/advisories/GHSA-8q3v-4vc2-wr4g"}],"sources":{"cve":[{"id":"CVE-2018-1170","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.","status":"published","published":"2018-03-02T01:00:00Z","modified":"2024-08-05T03:51:48.902Z","cwes":["CWE-693"],"updated_at":"2026-11-02T14:35:08.701206Z"}],"euvd":[{"id":"EUVD-2018-11808","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.","status":"published","published":"2018-03-02T01:00:00Z","modified":"2024-08-05T03:51:48Z","updated_at":"2026-11-03T02:40:16.874515Z"}],"ghsa":[{"id":"GHSA-8q3v-4vc2-wr4g","title":"This vulnerability allows adjacent attackers to inject arbitrary Controller Area Network messages...","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.","status":"published","published":"2022-05-13T01:17:53Z","modified":"2023-02-01T05:05:27Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:50:15.334804Z"}],"nvd":[{"id":"CVE-2018-1170","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.","status":"published","published":"2018-03-02T01:29:00.317Z","modified":"2026-06-17T01:50:38.01Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":8.3,"vector":"AV:A/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:04:23.783914Z"}]}}