1.9
LOW CVSS 3.1
CVE-2025-9806
Tenda Administrative Interface Local Hard-Coded Credential Injection Vulnerability
Description

A vulnerability was determined in Tenda F1202 1.2.0.9/1.2.0.14/1.2.0.20. Impacted is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. This manipulation with the input Fireitup causes hard-coded credentials. The attack can only be executed locally. A high degree of complexity is needed for the attack. The exploitability is considered difficult. The exploit has been publicly disclosed and may be utilized.

INFO

Published Date :

Sept. 2, 2025, 1:15 a.m.

Last Modified :

Sept. 2, 2025, 1:15 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-9806 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Tenda f1202_firmware
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
CVSS 3.1 LOW [email protected]
CVSS 4.0 LOW [email protected]
Solution
Disable administrative access or update router firmware to mitigate hard-coded credentials.
  • Disable administrative access to the router if possible.
  • Update router firmware to the latest version.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-9806 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-9806 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-9806 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-9806 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 02, 2025

    Action Type Old Value New Value
    Added Description A vulnerability was determined in Tenda F1202 1.2.0.9/1.2.0.14/1.2.0.20. Impacted is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. This manipulation with the input Fireitup causes hard-coded credentials. The attack can only be executed locally. A high degree of complexity is needed for the attack. The exploitability is considered difficult. The exploit has been publicly disclosed and may be utilized.
    Added CVSS V4.0 AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
    Added CVSS V2 (AV:L/AC:H/Au:M/C:P/I:N/A:N)
    Added CWE CWE-798
    Added CWE CWE-259
    Added Reference https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e9.md
    Added Reference https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e9.md#steps-to-reproduce
    Added Reference https://vuldb.com/?ctiid.322130
    Added Reference https://vuldb.com/?id.322130
    Added Reference https://vuldb.com/?submit.640980
    Added Reference https://www.tenda.com.cn/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 1.8
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Base CVSS Score: 1.9
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 0.8
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact