CVE-2025-61081
CWE-307Published: May 19, 2026· Updated: May 19, 2026
Official Description
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.
Technical Analysis
CVE-2025-61081 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.5.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (4)
Quick Facts
Related CVEs (CWE-307)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-61081 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts