CVE-2019-12797
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
A clone version of an ELM327 OBD2 Bluetooth device has a hardcoded PIN, leading to arbitrary commands to an OBD-II bus of a vehicle.
Overview
- CVE ID
- CVE-2019-12797
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-07-31T19:15:15
- Last Modified Date
- 2023-03-03T15:50:19
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:elmelectronics:elm27_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:elmelectronics:elm27:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.kth.se/polopoly_fs/1.914060.1561621279!/Ludvig%20and%20Daniel_final_dongles.pdf | Third Party Advisory |
| https://www.kth.se/polopoly_fs/1.917488.1564430206!/elm327.pdf | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-12797 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12797 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:37:08 | Added to TrackCVE | |||
| 2022-12-04 00:14:11 | 2019-07-31T19:15Z | 2019-07-31T19:15:15 | CVE Published Date | updated |
| 2022-12-04 00:14:11 | 2019-08-22T19:15:14 | CVE Modified Date | updated | |
| 2022-12-04 00:14:11 | Modified | Vulnerability Status | updated | |
| 2022-12-31 00:10:34 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-03-03 16:09:56 | 2023-03-03T15:50:19 | CVE Modified Date | updated | |
| 2023-03-03 16:09:56 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |