CVE-2025-6139 - CVE House

Back to Database

Status published Low CVE-2025-6139

TOTOLINK T10 shadow.sample hard-coded password

2 CVSS

Vulnerability 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 Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-6139

Check My Exposure

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

ysnysnysn0121 (VulDB User)

References

More from TOTOLINK

View All →

TOTOLINK N600R cstecgi.cgi sub_4159F8 command injection

TOTOLINK X5000R cstecgi.cgi sub_410C34 command injection

TOTOLINK A702R formParentControl sub_418030 buffer overflow

TOTOLINK A702R formOneKeyAccessButton sub_4466F8 buffer overflow

TOTOLINK A702R formFilter sub_4162DC buffer overflow

Affected Vendor

TOTOLINK

View all reports →

Affected Software

T10

Vulnerable Versions:

4.1.8cu.5207

Timeline

Official Publish: June 16th, 2025

Last Modified: June 17th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: 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

Weaknesses (CWE)

CWE-259 CWE-255

MITRE ATT&CK TTPs

T1552 Unsecured Credentials

Credential Access

T1005 Data from Local System

T1078 Valid Accounts