Home/CVE/TOTOLINK N600R V4.3.0cu.7570_B20200620 was discovered to contain a command injection vulnerability via the langType para
CVE

CVE-2022-26189

TOTOLINK N600R V4.3.0cu.7570_B20200620 was discovered to contain a command injection vulnerability via the langType para

TOTOLINK N600R V4.3.0cu.7570_B20200620 was discovered to contain a command injection vulnerability via the langType parameter in the login interface.

CRITICAL · CVSS 9.8 EPSS 0.0195
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
▤

Affected Products & Versions

1
totolink n600r firmwareall versions
⚠

Public Exploits & PoCs

1
pocdoudoudedi.github.io · TOTOLINK-N600R-Command-Injectiondoudoudedi.github.io
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS TOTOLINK N600R cstecgi.cgi langType parameter Command Injection Attempt (CVE-2022-26189, CVE-2025-9935)attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

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 NVD22 Mar 2022 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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