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CVE-2025-15083
TOZED ZLT M30s UART on-chip debug and test interface with improper access control
Low1.0EPSS 0.27%
- Published
- Updated
- Reserved
- Assigned by
- VulDB
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Low1.0 | 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 |
| VulDBCNA (assigner) | 3.1 | Low2.0 | 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 |
| VulDBCNA (assigner) | 3.0 | Low2.0 | CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R |
| VulDBCNA (assigner) | 2.0 | Low1.2 | AV:L/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR |
| NVDNVD · Analyzed | 4.0 | Low0.3 | 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 (exploitation in 30 days)
- 0.27% · top 82% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.0.
Weakness
Affected products
- affected 1.0
- affected 1.1
- affected 1.2
- affected 1.3
- affected 1.4
- affected 1.5
- affected 1.6
- affected 1.7
- affected 1.8
- affected 1.9
- affected 1.10
- affected 1.11
- affected 1.12
- affected 1.13
- affected 1.14
- affected 1.15
- affected 1.16
- affected 1.17
- affected 1.18
- affected 1.19
- affected 1.20
- affected 1.21
- affected 1.22
- affected 1.23
- affected 1.24
- affected 1.25
- affected 1.26
- affected 1.27
- affected 1.28
- affected 1.29
- affected 1.30
- affected 1.31
- affected 1.32
- affected 1.33
- affected 1.34
- affected 1.35
- affected 1.36
- affected 1.37
- affected 1.38
- affected 1.39
- and 8 more
References (4)
- VDB-338411 | TOZED ZLT M30s UART on-chip debug and test interface with improper access control (opens in a new tab)vdb-entry
- VDB-338411 | CTI Indicators (IOB, IOC) (opens in a new tab)signaturepermissions-required
- Submit #707974 | TOZED ZLT M30s 1.47 Improper Access Control in Debug Interface (opens in a new tab)third-party-advisory
- https://hacklab.eu.org/blogs/zlt_m30s_debug_interface (opens in a new tab)exploit
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-15083)Record last updated .