CVE-2025-6139

Severity CVSS v4.0:

LOW

Type:

CWE-255 Credentials Management

Publication date:

16/06/2025

Last modified:

26/06/2025

Description

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.

Impact

Vector 4.0

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 CVSS v4.0 Severity and Metrics:

Base Score: 2.00 LOW
Vector: 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

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Attack Requirements (AT): None
Privileges Required (PR): High
User Interaction (UI): None
Confidentiality (VC): Low
Integrity (VI): Low
Availability (VA): Low
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None
Exploit Maturity (E): POC

Base Score 4.0

2.00

Severity 4.0

LOW

Vector 3.x

CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 3.90 LOW
Vector: CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

Base Score 3.x

3.90

Severity 3.x

LOW

Vector 2.0

AV:A/AC:H/Au:M/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.70 LOW
Vector: AV:A/AC:H/Au:M/C:P/I:P/A:P

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Authentication (Au): Multiple
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical