Tenda W12 Administrative shadow hard-coded credentials

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Summary

CVECVE-2025-9778
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-09-01 12:15:32 UTC
Updated2026-04-29 01:00:01 UTC
DescriptionA security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. The manipulation leads to hard-coded credentials. An attack has to be approached locally. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used.

Risk And Classification

Primary CVSS: v4.0 0.9 LOW from [email protected]

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/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

Problem Types: CWE-259 | CWE-798 | CWE-798 Hard-coded Credentials | CWE-259 Use of Hard-coded Password

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary0.9LOWCVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED1.8LOWCVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary1.9LOWCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED1.9LOWCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
3.0CNADECLARED1.9LOWCVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
2.0[email protected]Secondary0.8AV:L/AC:H/Au:M/C:P/I:N/A:N
2.0CNADECLARED0.8AV:L/AC:H/Au:M/C:P/I:N/A:N/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/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

CVSS v3.1 Breakdown

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

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

CVSS v3.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Tenda W12 - All All All
Operating System Tenda W12 Firmware 3.0.0.6\(3948\) All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Tenda W12 affected 1.0.0.1(5411) Not specified
CNA Tenda W12 affected 1.0.0.5(9419) Not specified
CNA Tenda W12 affected 2.0.0.3(8326) Not specified
CNA Tenda W12 affected 2.0.0.6(10720) Not specified
CNA Tenda W12 affected 3.0.0.5(3644) Not specified
CNA Tenda W12 affected 3.0.0.6(3948) Not specified

References

ReferenceSourceLinkTags
github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com Not Applicable
www.tenda.com.cn [email protected] www.tenda.com.cn Product
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
vuldb.com [email protected] vuldb.com Permissions Required, VDB Entry
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com Not Applicable
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: Yu Bao (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2025-09-01T00:00:00.000ZAdvisory disclosed
CNA2025-09-01T02:00:00.000ZVulDB entry created
CNA2025-09-01T07:09:55.000ZVulDB entry last update
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