Description
A vulnerability was detected in Tenda i22 1.0.0.3(4687). This impacts the function formWeixinAuthInfoGet of the file /goform/wxportalauth. Performing manipulation of the argument Type results in stack-based buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.320902
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.320902
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.632332
Exploit, Third Party Advisory related
https://github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md
Exploit, Third Party Advisory exploit
https://github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md#poc
Product product
https://www.tenda.com.cn/
Scores
CVSS v3
8.8
EPSS
0.0050
EPSS Percentile
66.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-119
CWE-121
Status
published
Products (1)
tenda/i22_firmware
1.0.0.3\(4687\)
Published
Aug 21, 2025
Tracked Since
Feb 18, 2026