Tenda W6-S 1.0.0.4(510) contains a stack-based buffer overflow vulnerability in the /goform/wifiSSIDset endpoint. The function formwrlSSIDset uses sprintf to copy user-controlled 'GO' and 'index' parameters into a 64-byte stack buffer without length restriction, leading to stack overflow.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 31 Jul 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-121
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 31 Jul 2026 17:00:00 +0000

Type Values Removed Values Added
Description Tenda W6-S 1.0.0.4(510) contains a stack-based buffer overflow vulnerability in the /goform/wifiSSIDset endpoint. The function formwrlSSIDset uses sprintf to copy user-controlled 'GO' and 'index' parameters into a 64-byte stack buffer without length restriction, leading to stack overflow.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-31T18:18:21.471Z

Reserved: 2026-07-30T00:00:00.000Z

Link: CVE-2026-67822

cve-icon Vulnrichment

Updated: 2026-07-31T18:17:38.236Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses