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Ex6120 Firmware CVE-2024-35518

MEDIUM
Command Injection (CWE-77)
2024-10-14 cve@mitre.org
6.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Command injection prevention
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.8 (MEDIUM). Attack characteristics: adjacent network attack vector, low complexity, high privileges required, no user interaction not required.

Exploit ScenarioDerived

An attacker could exploit this vulnerability to inject arbitrary commands into system command execution.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 1.0% exploitation probability (EPSS)

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AnalysisAI

Netgear EX6120 v1.0.0.68 is vulnerable to Command Injection in genie_fix2.cgi via the wan_dns1_pri parameter. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Netgear EX6120 v1.0.0.68 is vulnerable to Command Injection in genie_fix2.cgi via the wan_dns1_pri parameter. Affected products include: Netgear Ex6120 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.8 MEDIUM
AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

Netgear EX6120 v1.0.0.68 is vulnerable to Command Injection in genie_fix2.cgi via the wan_dns1_pri parameter.

Threat Intelligence Overview

EPSS Score
1.0%
Top 41% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 1.0%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

35
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +34
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:netgear:ex6120_firmware:*:*:*:*:*:*:*:*
CVE-2025-4140 HIGH POC
8.7 Apr 30

A vulnerability, which was classified as critical, has been found in Netgear EX6120 1.0.3.94. Rated high severity (CVSS

CVE-2021-45621 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45512 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by weak cryptography. Rated critical severity (CVSS 9.8), this vulnerability is rem

CVE-2020-35796 CRITICAL
9.8 Dec 30

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2020-35800 CRITICAL
9.4 Dec 30

Certain NETGEAR devices are affected by incorrect configuration of security settings. Rated critical severity (CVSS 9.4)

CVE-2025-4139 HIGH
8.7 Apr 30

A vulnerability classified as critical was found in Netgear EX6120 1.0.0.68. Rated high severity (CVSS 8.7), this vulner

CVE-2021-45641 HIGH
8.8 Dec 26

Certain NETGEAR devices are affected by incorrect configuration of security settings. Rated high severity (CVSS 8.8), th

CVE-2021-45526 HIGH
8.8 Dec 26

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. Rated high severity (CVSS 8.8), this

CVE-2021-34991 HIGH
8.8 Nov 15

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R640

CVE-2021-32122 HIGH
8.0 Aug 11

Certain NETGEAR devices are affected by CSRF. Rated high severity (CVSS 8.0), this vulnerability is no authentication re

CVE-2021-45640 HIGH
7.2 Dec 26

Certain NETGEAR devices are affected by incorrect configuration of security settings. Rated high severity (CVSS 7.2), th

CVE-2024-35519 MEDIUM
6.8 Oct 14

Netgear EX6120 v1.0.0.68, Netgear EX6100 v1.0.2.28, and Netgear EX3700 v1.0.0.96 are vulnerable to command injection in

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