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Rx2 Pro Firmware CVE-2025-46631

MEDIUM
Improper Authentication (CWE-287)
2025-05-01 cve@mitre.org
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK

2 techniques across 2 tactics: Defense Evasion, Initial Access

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

Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.34%.

Exploit ScenarioDerived

A remote attacker could bypass authentication mechanisms to gain unauthorized access by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Improper access controls in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated remote attacker to enable telnet access to the router's OS by sending a /goform/telnet. Rated medium severity (CVSS 6.5), 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. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

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 Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. Improper access controls in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated remote attacker to enable telnet access to the router's OS by sending a /goform/telnet web request. Affected products include: Tenda Rx2 Pro Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

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
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
PoC Detected
May 27, 2025 - 14:24 vuln.today
Public exploit code
CVE Published
May 01, 2025 - 20:15 nvd
MEDIUM 6.5

DescriptionCVE.org

Improper access controls in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated remote attacker to enable telnet access to the router's OS by sending a /goform/telnet web request.

Executive ViewAI

Why It Matters

CVE-2025-46631 presents notable security risk, a improper authentication vulnerability rated CVSS 6.5. This could allow unauthorized access to protected resources. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access, enable MFA, monitor auth logs.

Threat Intelligence Overview

EPSS Score
0.3%
Top 43% 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 MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.3%
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

Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes

Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:o:tenda:rx2_pro_firmware:16.03.30.14:*:*:*:*:*:*:*
CVE-2025-46627 HIGH POC
8.2 May 01

Use of weak credentials in the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated attacker to authenticate to the telne

CVE-2025-46633 HIGH POC
8.2 May 01

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an

CVE-2025-46634 HIGH POC
8.2 May 01

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow

CVE-2025-46628 HIGH POC
7.3 May 01

Lack of input validation/sanitization in the 'ate' management service in the Tenda RX2 Pro 16.03.30.14 allows an unautho

CVE-2025-46626 HIGH POC
7.3 May 01

Reuse of a static AES key and initialization vector for encrypted traffic to the 'ate' management service of the Tenda R

CVE-2025-46635 HIGH POC
7.1 May 01

An issue was discovered on Tenda RX2 Pro 16.03.30.14 devices. Rated high severity (CVSS 7.1), this vulnerability is remo

CVE-2025-46632 MEDIUM POC
6.5 May 01

Initialization vector (IV) reuse in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow an attacker to

CVE-2025-46630 MEDIUM POC
6.5 May 01

Improper access controls in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated remote

CVE-2025-46629 MEDIUM POC
6.5 May 01

Lack of access controls in the 'ate' management binary of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated remote

CVE-2025-46625 HIGH
8.8 May 01

Lack of input validation/sanitization in the 'setLanCfg' API endpoint in httpd in the Tenda RX2 Pro 16.03.30.14 allows a

References

Advisories & patches

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