Vulnerability Description
A weakness has been identified in Tenda A21 1.0.0.0. This affects the function set_device_name of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tenda | A21 Firmware | 1.0.0.0 |
| Tenda | A21 | - |
Related Weaknesses (CWE)
References
- https://github.com/QIU-DIE/cve-nneeww/issues/6ExploitIssue TrackingMitigation
- https://vuldb.com/?ctiid.347180Permissions RequiredVDB Entry
- https://vuldb.com/?id.347180Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.754640Third Party AdvisoryVDB Entry
- https://www.tenda.com.cn/Product
FAQ
What is CVE-2026-2886?
CVE-2026-2886 is a vulnerability with a CVSS score of 8.8 (HIGH). A weakness has been identified in Tenda A21 1.0.0.0. This affects the function set_device_name of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer...
How severe is CVE-2026-2886?
CVE-2026-2886 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-2886?
Check the references section above for vendor advisories and patch information. Affected products include: Tenda A21 Firmware, Tenda A21.