FNKvision FNK-GU2 UART Interface on-chip debug and test interface with improper access control

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-7213
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-07-09 03:15:31 UTC
Updated2026-04-29 01:00:01 UTC
DescriptionA vulnerability classified as critical has been found in FNKvision FNK-GU2 up to 40.1.7. Affected is an unknown function of the component UART Interface. The manipulation leads to on-chip debug and test interface with improper access control. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.

Risk And Classification

Primary CVSS: v4.0 4.5 MEDIUM from [email protected]

CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

Problem Types: CWE-1191 | CWE-1191 On-Chip Debug and Test Interface With Improper Access Control

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary4.5MEDIUMCVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.4MEDIUMCVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary6.4MEDIUMCVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED6.4MEDIUMCVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
3.0CNADECLARED6.4MEDIUMCVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
2.0[email protected]Secondary6.2AV:L/AC:H/Au:N/C:C/I:C/A:C
2.0CNADECLARED6.2AV:L/AC:H/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Physical
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

CVSS v3.1 Breakdown

Attack Vector
Physical
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Physical
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA FNKvision FNK-GU2 affected 40.1.0 Not specified
CNA FNKvision FNK-GU2 affected 40.1.1 Not specified
CNA FNKvision FNK-GU2 affected 40.1.2 Not specified
CNA FNKvision FNK-GU2 affected 40.1.3 Not specified
CNA FNKvision FNK-GU2 affected 40.1.4 Not specified
CNA FNKvision FNK-GU2 affected 40.1.5 Not specified
CNA FNKvision FNK-GU2 affected 40.1.6 Not specified
CNA FNKvision FNK-GU2 affected 40.1.7 Not specified

References

ReferenceSourceLinkTags
vuldb.com [email protected] vuldb.com
vuldb.com [email protected] vuldb.com
medium.com/@pundhapat/sqli-in-the-cloud-root-on-the-board-a-beginners-jo... [email protected] medium.com
vuldb.com [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: 0xHasta (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2025-07-07T00:00:00.000ZAdvisory disclosed
CNA2025-07-07T02:00:00.000ZVulDB entry created
CNA2025-07-07T15:24:26.000ZVulDB entry last update

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