CVE-2025-10838

HighCVSS 8.8/10Last modified Oct 11, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119 CWE-120

Affected software

Vendor	Product	Versions
Tenda	AC21	16.03.08.16

References

https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC21/Tenda%20AC21%20Buffer%20overflow.mdExploit, Third Party Advisory
https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC21/Tenda%20AC21%20Buffer%20overflow.md#pocExploit, Third Party Advisory
https://vuldb.com/?ctiid.325200Permissions Required, VDB Entry
https://vuldb.com/?id.325200Third Party Advisory, VDB Entry
https://vuldb.com/?submit.657126Third Party Advisory, VDB Entry
https://www.tenda.com.cn/Product

Timeline

Published: Sep 23, 2025
Last modified: Oct 11, 2026
NVD status: Analyzed

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