Home/CVE/A flaw has been found in Tenda FH1202 1.2.0.14(408). The impacted element is the function fromNatStaticSetting of the fi
CVE

CVE-2026-3809

A flaw has been found in Tenda FH1202 1.2.0.14(408). The impacted element is the function fromNatStaticSetting of the fi

A flaw has been found in Tenda FH1202 1.2.0.14(408). The impacted element is the function fromNatStaticSetting of the file /goform/NatSaticSetting. Executing a manipulation of the argument page can lead to stack-based buffer overflow.

The attack may be launched remotely. The exploit has been published and may be used.

HIGH · CVSS 8.8 EPSS 0.00106
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
tenda fh1202 firmwareall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · tenda-fh1202-natsaticsetting-page-buffer-overflowgithub.com
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Mar 2026 · 08:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://vuldb.com/?ctiid.349775Permissions RequiredVDB Entry
https://vuldb.com/?id.349775Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.769039Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/Product
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