Vulnerability · Published Aug 21, 2025 · Assigned by VulDB
CVE-2025-9297Tenda i22 wxportalauth formWeixinAuthInfoGet stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in i22 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.1%top 33.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-320902 | Tenda i22 wxportalauth formWeixinAuthInfoGet stack-based overflow vdb-entry, technical-description
- VDB-320902 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #632332 | Tenda i22 v1.0.0.3(4687) Buffer Overflow third-party-advisory
- https://github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md related
- https://github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md#poc exploit
- https://www.tenda.com.cn/ product