CVE-2025-15083 TOZED ZLT M30s UART on-chip debug and test interface with improper access control
Attackers with physical access can exploit the UART interface to bypass access controls and gain privileged control over the TOZED ZLT M30s device.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-15083?
CVE-2025-15083 is a low-severity vulnerability in TOZED ZLT M30s, published on 25 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was determined in TOZED ZLT M30s up to 1.47. The affected element is an unknown function of the component UART Interface. Executing manipulation can lead to on-chip debug and test interface with improper access control. The physical device can be targeted for the attack. Attacks of this nature are highly complex. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Weakness: CWE-1191
Which versions are affected by CVE-2025-15083?
It affects 1 product.
Products include Gztozed Zlt M30s Firmware.
How do I fix CVE-2025-15083?
No fix has been published for CVE-2025-15083 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-15083 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15083 exists.
Other vulnerabilities in TOZED ZLT M30s
Sources
Also known as GHSA-4rqq-pph2-52g5.