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M3 Firmware CVE-2022-27080

CRITICAL
Command Injection (CWE-77)
2022-03-24 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 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 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 inject arbitrary commands into system command execution by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.
No patch listed yet 2.7% exploitation probability (EPSS)

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AnalysisAI

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/setWorkmode. 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. 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 M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/setWorkmode. Affected products include: Tenda M3 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 M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/setWorkmode.

Threat Intelligence Overview

EPSS Score
2.7%
Top 16% 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 2.7%
Patch available No
Active threat No
Deciding rule
CRITICAL severity + public POC 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

72
Low Medium High Critical
KEV: 0
EPSS: +3
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.

Affected Products (CPE)NVD

cpe:2.3:o:tenda:m3_firmware:1.0.0.12\(4856\):*:*:*:*:*:*:*
CVE-2023-51094 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a Command Execution vulnerability via the function TendaTelnet. Rated

CVE-2023-51093 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function fromSetLocalVlanInfo. Rated critica

CVE-2023-51092 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function upgrade. Rated critical severity (C

CVE-2023-51091 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function R7WebsSecurityHandler. Rated critic

CVE-2023-51090 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function formGetWeiXinConfig. Rated critical

CVE-2023-51095 CRITICAL POC
9.8 Dec 26

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function formDelWlRfPolicy. Rated critical s

CVE-2022-27083 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /cgi-bin/upl

CVE-2022-27082 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/SetI

CVE-2022-27081 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/SetL

CVE-2022-27079 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/setP

CVE-2022-27078 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/setA

CVE-2022-27077 CRITICAL POC
9.8 Mar 24

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /cgi-bin/upl

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