CVE-2025-5834 Pioneer DMH-WT7600NEX Missing Immutable Root of Trust in Hardware Local Privilege Escalation Vulnerability

Medium 4.4 Published 25 Jun 2025 Updated 25 Jun 2025

Local attackers can bypass authentication and execute arbitrary code during boot due to missing hardware root of trust in Pioneer car stereos.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-5834?

CVE-2025-5834 is a medium-severity vulnerability in Pioneer DMH-WT7600NEX, published on 25 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Pioneer DMH-WT7600NEX Missing Immutable Root of Trust in Hardware Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to bypass authentication on affected installations of Pioneer DMH-WT7600NEX devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the configuration of the application system-on-chip (SoC). The issue results from the lack of a properly configured hardware root of trust. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the boot process. Was ZDI-CAN-26078.

Weakness: CWE-1326

Which versions are affected by CVE-2025-5834?

It affects 1 product.

Products include Pioneer Dmh-Wt7600nex Firmware.

How do I fix CVE-2025-5834?

No fix has been published for CVE-2025-5834 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-5834 being exploited?

There is no known exploitation of CVE-2025-5834 in the wild and no public exploit code.

Sources

Also known as GHSA-wgjf-w4xh-g5m8.