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W20e Firmware CVE-2025-44867

MEDIUM
Command Injection (CWE-77)
2025-05-01 cve@mitre.org
6.3
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 6.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 12.49%.

Exploit ScenarioDerived

A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 12.5% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Tenda W20E V15.11.0.6 was found to contain a command injection vulnerability in the formSetNetCheckTools function via the hostName parameter. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 12.5%.

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. Tenda W20E V15.11.0.6 was found to contain a command injection vulnerability in the formSetNetCheckTools function via the hostName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request. Affected products include: Tenda W20E Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

2
PoC Detected
May 27, 2025 - 16:31 vuln.today
Public exploit code
CVE Published
May 01, 2025 - 18:15 nvd
MEDIUM 6.3

DescriptionCVE.org

Tenda W20E V15.11.0.6 was found to contain a command injection vulnerability in the formSetNetCheckTools function via the hostName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Executive ViewAI

Why It Matters

Organizations using Tenda W20E V15.11.0.6 should be aware of moderate risk from CVE-2025-44867, a command injection vulnerability rated CVSS 6.3. Exploitation could allow attackers to execute code or inject malicious input. With an EPSS score of 12%, exploitation is possible in exposed deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: deploy WAF rules, restrict network access, enable logging.

Threat Intelligence Overview

EPSS Score
12.5%
Top 6% exploitable
Exploit
POC
Public exploit code exists
Data Quality
4 sources
Confidence: Medium

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 Yes
EPSS 12.5%
Patch available No
Active threat Yes
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
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +12
CVSS: +32
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.

Affected Products (CPE)CVE.org

cpe:2.3:o:tenda:w20e_firmware:15.11.0.6:*:*:*:*:*:*:*
CVE-2026-24107 CRITICAL POC
9.8 Mar 02

Tenda W20E router has a code injection vulnerability in usbPartitionName parameter allowing unauthenticated remote code

CVE-2026-24112 CRITICAL POC
9.8 Mar 02

Tenda W20E has a ninth buffer overflow in yet another CGI endpoint.

CVE-2026-24110 CRITICAL POC
9.8 Mar 02

Tenda W20E has an eighth buffer overflow in addDhcpRules parameter.

CVE-2026-24115 CRITICAL POC
9.8 Mar 02

Tenda W20E has a seventh buffer overflow in gstup parameter handling.

CVE-2026-24114 CRITICAL POC
9.8 Mar 02

Tenda W20E has a sixth buffer overflow in pPortMapIndex parameter validation.

CVE-2026-24113 CRITICAL POC
9.8 Mar 02

Tenda W20E has a fifth buffer overflow.

CVE-2026-24111 CRITICAL POC
9.8 Mar 02

Tenda W20E has a fourth buffer overflow vulnerability.

CVE-2026-24109 CRITICAL POC
9.8 Mar 02

Tenda W20E has a third buffer overflow in a different CGI parameter.

CVE-2026-24108 CRITICAL POC
9.8 Mar 02

Tenda W20E has a buffer overflow — second of eight critical vulnerabilities in this router firmware.

CVE-2023-26806 CRITICAL POC
9.8 Mar 19

Tenda W20E v15.11.0.6(US_W20EV4.0br_v15.11.0.6(1068_1546_841 is vulnerable to Buffer Overflow via function formSetSysTim

CVE-2023-26805 CRITICAL POC
9.8 Mar 19

Tenda W20E v15.11.0.6 (US_W20EV4.0br_v15.11.0.6(1068_1546_841)_CN_TDC) is vulnerable to Buffer Overflow via function for

CVE-2022-40868 CRITICAL POC
9.8 Sep 23

Tenda W20E router V15.11.0.6 (US_W20EV4.0br_V15.11.0.6(1068_1546_841)_CN_TDC) contains a stack overflow vulnerability in

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