CVE-2025-6139

lowpriority · track · 0OT risk · elevatedEPSS 0.004 · 35 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.40% (35th) EPSS

CVSS 3.7 · low

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

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

Technical severity, 0–10. One row per scoring source.

3.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.03.7lowAV:A/AC:H/Au:M/C:P/I:P/A:Psecondary · cna@vuldb.comexploitability 2 · impact 6.4

v3.13.9lowAV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:Lsecondary · FSTEC (BDU) RU

v3.13.9lowCVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:Lsecondary · cna@vuldb.comexploitability 0.5 · impact 3.4

v4.02lowCVSS: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:Psecondary · ENISA EU

v4.01.1lowCVSS: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/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:Xsecondary · cna@vuldb.com

v4.00.4lowCVSS: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:U/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:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-255USCWE-255USCWE-259USCWE-259US

affected products (3)

Products and version ranges known to be affected.

T10≤ 4.1.8cu.5207enisa_euvdEU
TOTOLink T10≤ 4.1.8cu.5207fstec_bduRU
totolink t10 firmware= 4.1.8cu.5207_b20210320nvdUScpe:2.3:o:totolink:t10_firmware:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2025-06-16modified 2026-09-26

references (13)

External citations — patches, advisories, analysis.

scry

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