// For flags

CVE-2025-6139

TOTOLINK T10 shadow.sample hard-coded password

Severity Score

2.0
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Eine problematische Schwachstelle wurde in TOTOLINK T10 4.1.8cu.5207 entdeckt. Betroffen davon ist ein unbekannter Prozess der Datei /etc/shadow.sample. Durch Beeinflussen mit unbekannten Daten kann eine use of hard-coded password-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei im lokalen Netzwerk erfolgen. Die Komplexität eines Angriffs ist eher hoch. Sie ist schwierig ausnutzbar. Der Exploit steht zur öffentlichen Verfügung.

*Credits: ysnysnysn0121
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
High
Attack Requirements
None
Privileges Required
High
User Interaction
None
System
Vulnerable | Subsequent
Confidentiality
Low
None
Integrity
Low
None
Availability
Low
None
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Adjacent
Attack Complexity
High
Authentication
Multiple
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2025-06-15 CVE Reserved
  • 2025-06-16 CVE Published
  • 2025-06-16 CVE Updated
  • 2025-06-16 First Exploit
  • 2025-06-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-255: Credentials Management Errors
  • CWE-259: Use of Hard-coded Password
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
TOTOLINK
Search vendor "TOTOLINK"
 T10
Search vendor "TOTOLINK" for product "T10"
 4.1.8.5207
Search vendor "TOTOLINK" for product "T10" and version "4.1.8.5207"
en
Affected