CVE-2025-9090
Tenda AC20 Telnet Service telnet websFormDefine command injection
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 17, 2025
- Updated
- Aug 18, 2025
- Reserved
- Aug 16, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
AC20Tenda |
|
References
- VDB-320358 | Tenda AC20 Telnet Service telnet websFormDefine command injectionvdb-entrytechnical-description
- VDB-320358 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #632232 | Tenda AC20 V16.03.08.12 Command Injectionthird-party-advisory
- https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.mdrelated
- https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md#poc-exploit-stepsexploit
- https://www.tenda.com.cn/product
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