CVE-2025-8321: (Pwn2Own) Tesla Wall Connector Firmware Downgrade Vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-8321?
CVE-2025-8321 is considered a high-severity vulnerability due to its potential for arbitrary code execution.
How do I fix CVE-2025-8321?
To mitigate CVE-2025-8321, ensure that your Tesla Wall Connector firmware is updated to the latest version provided by Tesla.
Who is affected by CVE-2025-8321?
Users of affected Tesla Wall Connector devices are at risk if they have not updated their firmware.
What type of vulnerability is CVE-2025-8321?
CVE-2025-8321 is a firmware downgrade vulnerability that allows unauthorized code execution.
Can CVE-2025-8321 be exploited remotely?
No, CVE-2025-8321 requires physical access for exploitation.