CVE-2026-3970

HIGH
2026-03-12 [email protected]
7.4
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 19:57 vuln.today
CVE Published
Mar 12, 2026 - 01:15 nvd
HIGH 7.4

Tags

Buffer Overflow Tenda

Description

A flaw has been found in Tenda i3 1.0.0.6(2204). Affected is the function formwrlSSIDget of the file /goform/wifiSSIDget. Executing a manipulation of the argument index can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used.

Analysis

Stack-based buffer overflow in Tenda i3 1.0.0.6(2204) allows remote authenticated attackers to achieve complete system compromise through manipulation of the index parameter in the wifiSSIDget function. Public exploit code exists for this vulnerability, and no patch is currently available.

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Remediation

Within 24 hours: Inventory all Tenda i3 1.0.0.6(2204) devices in your network and isolate affected units from critical systems. Within 7 days: Implement network segmentation to restrict administrative access to these devices and apply WAF rules to block requests to /goform/wifiSSIDget endpoint. …

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Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +37
POC: 0

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CVE-2026-3970 vulnerability details – vuln.today
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