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.
Affected products
gztozed: zlt m30s firmware; gztozed: zlt m30s
References4
- hacklab.eu.org/blogs/zlt_m30s_debug_interface ExploitThird Party Advisory
- vuldb.com/?ctiid.338411 Permissions RequiredVDB Entry
- vuldb.com/?id.338411 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.707974 Third Party AdvisoryVDB Entry
Metrics
- CVSS 3.1
-
4.6
MEDIUM
Score source: NVD
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 4.0
-
0.3
LOW
Score source: CNA
CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 19 · as of 11 November 2026
- CWE
- CWE-1191
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