CVE-2025-11418

Tenda CH22 HTTP Request AdvSetWrlsafeset formWrlsafeset stack-based overflow

A security vulnerability has been detected in Tenda CH22 up to 1.0.0.1. This issue affects the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component HTTP Request Handler. The manipulation of the argument mit_ssid_index leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

Affected

Tenda · CH22

CVSS v4.0 VULDB

8.9 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

6.71% chance of exploitation in the next 30 days, 94th percentile

Published

2025-10-08

Updated

2026-02-24

Proof-of-concept exploits (1)

• Sxxxw/cve/issues/20★ · 2025-08-20

Security advisories

• https://vuldb.com/?id.327354
• https://vuldb.com/?submit.665615
• https://www.tenda.com.cn

References

• CVE Record
• NVD entry

Related

• CVE-2025-9505