A clone version of an ELM327 OBD2 Bluetooth device has a hardcoded PIN, leading to…
Priority MEDIUM 44CWE-798Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-798.
Summary
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.
Why it matters now
EPSS 0.01208 68th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:elmelectronics:elm27_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Elmelectronics |
| cpe:2.3:h:elmelectronics:elm27:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Elmelectronics |
- cpe:2.3:o:elmelectronics:elm27_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Elmelectronics
- cpe:2.3:h:elmelectronics:elm27:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Elmelectronics
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-12797
- 2026-10-03 Alias added: GHSA-ph78-5q58-gqxj
References
Sources
- CVE-2019-12797 · CVE Program
- CVE-2019-12797 · NVD
- FIRST EPSS
- GHSA-ph78-5q58-gqxj · GitHub Advisory Database · CC BY 4.0
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