TOTOLINK T10 shadow.sample hard-coded password

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Summary

CVECVE-2025-6139
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-06-16 21:15:24 UTC
Updated2026-04-29 01:00:01 UTC
DescriptionA vulnerability, which was classified as problematic, has been found in TOTOLINK T10 4.1.8cu.5207. Affected by this issue is some unknown functionality of the file /etc/shadow.sample. The manipulation leads to use of hard-coded password. The attack can only be initiated within the local network. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

Risk And Classification

Primary CVSS: v4.0 1.1 LOW from [email protected]

CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/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-255 | CWE-259 | CWE-259 Use of Hard-coded Password | CWE-255 Credentials Management

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary1.1LOWCVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED2LOWCVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary3.9LOWCVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED3.9LOWCVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0CNADECLARED3.9LOWCVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0[email protected]Secondary3.7AV:A/AC:H/Au:M/C:P/I:P/A:P
2.0CNADECLARED3.7AV:A/AC:H/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/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
Adjacent
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

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

CVSS v3.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Totolink T10 2.0 All All All
Operating System Totolink T10 Firmware 4.1.8cu.5207_b20210320 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA TOTOLINK T10 affected 4.1.8cu.5207 Not specified

References

ReferenceSourceLinkTags
candle-throne-f75.notion.site/TOTOLINK-T10-shadow-20ddf0aa118580f5a455cd5dbc521472 [email protected] candle-throne-f75.notion.site Exploit, Third Party Advisory
vuldb.com [email protected] vuldb.com Permissions Required, VDB Entry
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
www.totolink.net [email protected] www.totolink.net Product
vuldb.com [email protected] vuldb.com Third Party Advisory, VDB Entry
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: ysnysnysn0121 (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2025-06-15T00:00:00.000ZAdvisory disclosed
CNA2025-06-15T02:00:00.000ZVulDB entry created
CNA2025-06-15T12:57:21.000ZVulDB entry last update
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