CVE-2025-10838
Tenda AC21 WifiExtraSet sub_45BB10 buffer overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 23, 2025
- Updated
- Sep 23, 2025
- Reserved
- Sep 22, 2025
Description
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function sub_45BB10 of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to buffer overflow. It is possible to initiate the attack 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 |
|---|---|
AC21Tenda |
|
References
- VDB-325200 | Tenda AC21 WifiExtraSet sub_45BB10 buffer overflowvdb-entrytechnical-description
- VDB-325200 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #657126 | Tenda AC21 ≤V16.03.08.16 Buffer Overflowthird-party-advisory
- https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC21/Tenda%20AC21%20Buffer%20overflow.mdrelated
- https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC21/Tenda%20AC21%20Buffer%20overflow.md#pocexploit
- https://www.tenda.com.cn/product
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.