CVE-2025-61081

EUVD-2025-209899
In BYD Atto3, an attacker can obtain an authentication key through Brute Force attack, which is permanently available. The authentication key enables flash to the Electronic Parking Break (EPB) and Supplemental Restoration System (SRS) related ECUs.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://www.notion.so/BYD-Atto3-26215fb6156c8000b338db3c2011f637?source=copy_link
https://www.notion.so/CVE-2025-61081-26215fb6156c8000b338db3c2011f637
https://www.notion.so/BYD-Atto3-26215fb6156c8000b338db3c2011f637?source=copy_link
https://www.notion.so/CVE-2025-61081-26215fb6156c8000b338db3c2011f637