CVE-2025-9090

A vulnerability was identified in Tenda AC20 16.03.08.12. Affected is the function websFormDefine of the file /goform/telnet of the component Telnet Service. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md	Exploit Third Party Advisory
https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md#poc-exploit-steps	Exploit Third Party Advisory
https://vuldb.com/?ctiid.320358	Permissions Required VDB Entry
https://vuldb.com/?id.320358	Third Party Advisory VDB Entry
https://vuldb.com/?submit.632232	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac20_firmware:16.03.08.12:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-08-17 03:15

Updated : 2025-08-21 16:10

NVD link : CVE-2025-9090

Mitre link : CVE-2025-9090

CVE.ORG link : CVE-2025-9090

JSON object : View

Products Affected

tenda

ac20
ac20_firmware

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

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Affected is the function websFormDefine of the file /goform/telnet of the component Telnet Service. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used."}, {"lang": "es", "value": "Se identific\u00f3 una vulnerabilidad en Tenda AC20 16.03.08.12. La funci\u00f3n websFormDefine del archivo /goform/telnet del componente Telnet Service est\u00e1 afectada. La manipulaci\u00f3n provoca la inyecci\u00f3n de comandos. El ataque puede ejecutarse en remoto. Se ha hecho p\u00fablico el exploit y puede que sea utilizado."}], "lastModified": "2025-08-21T16:10:48.110", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ac20_firmware:16.03.08.12:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5745E546-E2E6-4D74-8DEE-F509B0D13B05"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "3F7CEE4E-8C63-4ED5-9AE1-A1CFEA555E7C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}