Insufficient input validation vulnerability in Certain NETGEAR routers allows unauthorized access
CVSS score
4.3
EPSS probability
—
Risk score
0.4
Published
3 h ago
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
1
Source agreement
Tam uyum
Evidence confidence
%55
Short explanation
CVE-2026-9218 is an insufficient input validation vulnerability in the time server (NTP) setting of listed NETGEAR models [S0]. It allows an attacker connected to the local network with administrator credentials to run unauthorized commands on the router [S0]. The vulnerability could impact integrity [S0].
Requiring local network access and administrator credentials, this vulnerability permits the execution of unauthorized commands that can compromise the integrity of affected devices [S0].
What should be done?
- Follow the vendor advisory [S0]
Chain of evidence and sources
Zafiyet, belirli NETGEAR modellerinin zaman sunucusu ayarındaki yetersiz girdi doğrulamasından kaynaklanmaktadır [S0].
Saldırganın yönlendiricide yetkisiz komutlar çalıştırması için yerel ağa bağlı olması ve yönetici kimlik bilgilerine sahip olması gerekir [S0].
Bu zafiyet etkilenen yönlendiricinin bütünlüğünü etkileyebilirken, gizlilik veya erişilebilirlik üzerinde bir etkisi yoktur [S0].
Show the technical text from the sources
Insufficient input validation vulnerability in time server (NTP) setting of the listed NETGEAR models allows an attacker who is connected to the router’s local network and has the router’s administrator credentials to run unauthorized commands on the router. This vulnerability could impact the integrity of the affected router. There is no impact on confidentiality or availability of the affected router.
CVSS vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber
CWE: CWE-20
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 4.5 | CVSS V3_1 | MEDIUM | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N | CVE CNA |
| 4.5 | CVSS V31 | MEDIUM | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N | NVD |
| 4.3 | CVSS V4_0 | MEDIUM | CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber | CVE CNA |
| 4.3 | CVSS V40 | MEDIUM | CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/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:D/RE:L/U:Amber | NVD |
Patch and Remediation Guide
Solution & Remediation Advisory
8 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.
Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-9218 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-9218 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
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