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G3 Firmware CVE-2024-46628

CRITICAL
OS Command Injection (CWE-78)
2024-09-26 cve@mitre.org
9.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK

2 techniques 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 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.

Exploit ScenarioDerived

A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL + active threat signals, no patch available.
No patch listed yet 11.3% exploitation probability (EPSS)

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AnalysisAI

Tenda G3 Router firmware v15.03.05.05 was discovered to contain a remote code execution (RCE) vulnerability via the usbPartitionName parameter in the formSetUSBPartitionUmount function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with 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 OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Tenda G3 Router firmware v15.03.05.05 was discovered to contain a remote code execution (RCE) vulnerability via the usbPartitionName parameter in the formSetUSBPartitionUmount function. Affected products include: Tendacn G3 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

Tenda G3 Router firmware v15.03.05.05 was discovered to contain a remote code execution (RCE) vulnerability via the usbPartitionName parameter in the formSetUSBPartitionUmount function.

Threat Intelligence Overview

EPSS Score
11.3%
Top 5% exploitable
Exploit
POC
Public exploit code exists
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 CRITICAL
CISA KEV No
Public POC Yes
EPSS 11.3%
Patch available No
Active threat Yes
Deciding rule
CRITICAL + active threat signals, no patch available
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
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

80
Low Medium High Critical
KEV: 0
EPSS: +11
CVSS: +49
PoC: +20
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.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:o:tendacn:g3_firmware:15.03.05.05:*:*:*:*:*:*:*
CVE-2021-27707 CRITICAL POC
9.8 Apr 14

Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitra

CVE-2021-27706 CRITICAL POC
9.8 Apr 14

Buffer Overflow in Tenda G1 and G3 routers with firmware version V15.11.0.17(9502)_CN allows remote attackers to execute

CVE-2021-27705 CRITICAL POC
9.8 Apr 14

Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitra

CVE-2024-50854 HIGH POC
8.8 Nov 13

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a stack overflow via the formSetPortMapping function. Rated high sev

CVE-2024-50853 HIGH POC
8.8 Nov 13

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a command injection vulnerability via the formSetDebugCfg function.

CVE-2024-50852 HIGH POC
8.8 Nov 13

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a command injection vulnerability via the formSetUSBPartitionUmount

CVE-2024-8225 HIGH POC
8.7 Aug 27

A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.20. Rated high severity (CVSS 8.7), thi

CVE-2024-8224 HIGH POC
8.7 Aug 27

A vulnerability, which was classified as critical, has been found in Tenda G3 15.11.0.20. Rated high severity (CVSS 8.7)

CVE-2024-48192 HIGH POC
8.0 Oct 17

Tenda G3 v15.01.0.5(2848_755)_EN was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which a

CVE-2025-57078 HIGH POC
7.5 Sep 09

Tenda G3 v3.0br_V15.11.0.17 was discovered to contain a stack overflow in the pppoeServerWhiteMacIndex parameter in the

CVE-2024-4165 CRITICAL
9.8 Apr 25

A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.17(9502). Rated critical severity (CVSS

CVE-2024-4164 CRITICAL
9.8 Apr 25

A vulnerability, which was classified as critical, has been found in Tenda G3 15.11.0.17(9502). Rated critical severity

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