CVE-2025-10815
Tenda AC20 HTTP POST Request SetPptpServerCfg strcpy buffer overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 22, 2025
- Updated
- Sep 23, 2025
- Reserved
- Sep 21, 2025
Description
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this issue is the function strcpy of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argument startIp leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
AC20Tenda |
|
References
- VDB-325173 | Tenda AC20 HTTP POST Request SetPptpServerCfg strcpy buffer overflowvdb-entrytechnical-description
- VDB-325173 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #654460 | tenda AC20 <= V16.03.08.12 (latest) Buffer Overflowthird-party-advisory
- https://github.com/Juana-2u/Tenda-AC20exploit
- https://www.tenda.com.cn/product
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