CVE-2025-6139

A 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.

CVSS v3 3.9 LOW
CVSS v2.0 3.7 LOW

3.9^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.5 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

3.7^/10

CVSS v2.0 : LOW

Vector : AV:A/AC:H/Au:M/C:P/I:P/A:P

Exploitability : 2.0 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity HIGH

Authentication MULTIPLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://candle-throne-f75.notion.site/TOTOLINK-T10-shadow-20ddf0aa118580f5a455cd5dbc521472	Exploit Third Party Advisory
https://vuldb.com/?ctiid.312608	Permissions Required VDB Entry
https://vuldb.com/?id.312608	Third Party Advisory VDB Entry
https://vuldb.com/?submit.592922	Third Party Advisory VDB Entry
https://www.totolink.net/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:t10_firmware:4.1.8cu.5207_b20210320:*:*:*:*:*:*:*

cpe:2.3:h:totolink:t10:2.0:*:*:*:*:*:*:*

History

26 Sep 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) Se ha encontrado una vulnerabilidad, clasificada como problemática, en TOTOLINK T10 4.1.8cu.5207. Alguna funcionalidad desconocida del archivo /etc/sha4dow.sample se ve afectada por este problema. La manipulación conduce al uso de una contraseña codificada de forma rígida. El ataque solo puede iniciarse dentro de la red local. La complejidad de un ataque es bastante alta. Se sabe que la explotación es difícil. El exploit ha sido divulgado al público y puede ser usado.

Information

Published : 2025-06-16 21:15

Updated : 2026-09-26 00:10

NVD link : CVE-2025-6139

Mitre link : CVE-2025-6139

CVE.ORG link : CVE-2025-6139

JSON object : View

Products Affected

totolink

t10
t10_firmware

CWE

CWE-255

Credentials Management Errors

CWE-259

Use of Hard-coded Password

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