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Low 2.0Published Dec 25, 2025

CVE-2025-15083TOZED ZLT M30s UART on-chip debug and test interface with improper access control

Updated under an hour ago ()

Does this affect you?

It affects TOZED ZLT M30s and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
2.0 LOW (v3.1, CNA)CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
Weakness (CWE)
CWE-1191
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulDB
NVD analysis
Analyzed
Record last updated
Dec 30, 2025
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
TOZED ZLT M30s
tozed:zlt_m30s (from the name)
1.0; 1.1; 1.2; 1.3; 1.4; 1.5; 1.6; 1.7; and 40 more ranges
CNA record
gztozed zlt_m30s_firmware
gztozed:zlt_m30s_firmware
through 1.47
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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