Buffer overflow in Tenda I22
CVE-2025-9297
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.000
Affected products
- Tenda I22 — versions 1.0.0.3(4687)
- Tenda I22 Firmware — versions 1.0.0.3(4687), 1.0.0.3\(4687\)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md (related, Exploit, Third Party Advisory)
- github.com/davybat/IoT-Vuls/blob/main/tenda/formWeixinAuthInfoGet.md (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-9297?
- CVE-2025-9297 is a high-severity vulnerability in Tenda I22, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-08-21.
- How severe is CVE-2025-9297?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-9297 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.