Home/CVE/TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a command injection vulnerability via the pin parameter
CVE

CVE-2025-51390

TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a command injection vulnerability via the pin parameter

TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a command injection vulnerability via the pin parameter in the setWiFiWpsConfig function.

CRITICAL · CVSS 9.8 EPSS 0.05467
Act now
  • EPSS percentile: top 10% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

1
totolink n600r firmwareall versions
⚠

Public Exploits & PoCs

2
pocgithub.com · CVE-2025-51390.mdgithub.com
pocgithub.com · overflow-0x41ca08.mdgithub.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Aug 2025 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://totolink.comBroken Link
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