Buffer overflow in Tenda Fh1201
CVE-2025-14994
A flaw has been found in Tenda FH1201 and FH1206 1.2.0.14(408)/1.2.0.8(8155). This impacts the function strcat of the file /goform/webtypelibrary of the component HTTP Request Handler. This manipulation of the argument webSiteId causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published 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: 0.007 (53.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- Tenda Fh1201 — versions 1.2.0.8(8155), 1.2.0.14(408)
- Tenda Fh1201 Firmware — versions 1.2.0.14\(408\), 1.2.0.14(408)
- Tenda Fh1206 — versions 1.2.0.8(8155), 1.2.0.14(408)
- Tenda Fh1206 Firmware — versions 1.2.0.8\(8155\), 1.2.0.8(8155)
Weakness classification (CWE)
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)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_FH1201/webtyplibrary/… (Exploit, Third Party Advisory, exploit)
- github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_FH1206/webtyplibrary/… (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-14994?
- CVE-2025-14994 is a high-severity vulnerability in Tenda Fh1201, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-12-21.
- How severe is CVE-2025-14994?
- High severity. CVSS v3 base score is 8.8 out of 10.