VDB-307135 · CVE-2025-46627 · EUVD-2025-13232

Tenda RX2 Pro 16.03.30.14 Telnet Service weak password

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Tenda RX2 Pro 16.03.30.14 and classified as critical. This issue affects some unknown processing of the component Telnet Service. This manipulation causes weak password. This vulnerability is registered as CVE-2025-46627. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in Tenda RX2 Pro 16.03.30.14. Affected by this vulnerability is an unknown part of the component Telnet Service. The manipulation with an unknown input leads to a weak password vulnerability. The CWE definition for the vulnerability is CWE-521. The product does not require that users should have strong passwords, which makes it easier for attackers to compromise user accounts. As an impact it is known to affect confidentiality. The summary by CVE is:

Use of weak credentials in the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated attacker to authenticate to the telnet service by calculating the root password based on easily-obtained device information. The password is based on the last two digits/octets of the MAC address.

This vulnerability is known as CVE-2025-46627 since 04/26/2025. The exploitation appears to be difficult. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1552 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-13232). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Router Operating System

Vendor

Tenda

Name

RX2 Pro

Version

16.03.30.14

License

commercial

Website

Vendor: https://www.tenda.com.cn/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Weak password
CWE: CWE-521
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/26/2025 🔍
05/01/2025 +5 days 🔍
05/01/2025 +0 days 🔍
05/27/2025 +26 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Status: Not defined

CVE: CVE-2025-46627 (🔍)
GCVE (CVE): GCVE-0-2025-46627
GCVE (VulDB): GCVE-100-307135
EUVD: 🔍

Entryinfo

Created: 05/01/2025 21:43
Updated: 05/27/2025 17:12
Changes: 05/01/2025 21:43 (53), 05/26/2025 01:48 (1), 05/27/2025 17:12 (1)
Complete: 🔍
Cache ID: 216::103