Auth bypass in Hella Dr 820
CVE-2025-30114
An issue was discovered on the Forvia Hella HELLA Driving Recorder DR 820. Bypassing of Device Pairing can occur. The pairing mechanism relies solely on the connecting device's MAC address. By obtaining the MAC address through network scanning and spoofing it, an attacker can bypass the authentication process and gain full access to the dashcam's features without proper authorization.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- medium.com/@geochen/cve-draft-hella-driving-recorder-dr-820-ff8c4e2cca26 (Permissions Required)
- github.com/geo-chen/Hella (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-30114?
- CVE-2025-30114 is a critical-severity vulnerability in Hella Dr 820, classified under Improper Authentication. CVSS score: 9.1/10. Published 2025-03-18.
- How severe is CVE-2025-30114?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2025-30114 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.