Description
A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | A21 | 1.0.0.0 |
References
- https://github.com/QIU-DIE/cve-nneeww/issues/5Exploit, Issue Tracking, Mitigation, Third Party Advisory
- https://vuldb.com/?ctiid.347111Permissions Required, VDB Entry
- https://vuldb.com/?id.347111Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.754636Third Party Advisory, VDB Entry
- https://www.tenda.com.cn/Product
Timeline
- Published
- Feb 21, 2026
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed