CVE-2025-8321CWE-1328

Tesla Wall Connector Firmware Downgrade Vulnerability

Medium · published July 30, 2025

CVSS v3.0
6.8
EPSS
0%
Percentile
29.5
In the wild
Unconfirmed
What it is

Tesla Wall Connector Firmware Downgrade Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Tesla Wall Connector devices. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the firmware upgrade feature. The issue results from the lack of an anti-downgrade mechanism. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the device. Was ZDI-CAN-26299.

The record
Technical detail
CVSS v3.0
6.8 · MEDIUM
Vector
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00365 · 29.5th percentile
Weakness
CWE-1328 · Security Version Number Mutable to Older Versions
Published
2025-07-30T00:50Z
EPSS history
Timeline
  • 30 JUL 00:50Z
    Tesla Wall Connector Firmware Downgrade Vulnerability
    cvelistv5