CVE-2026-3799

HIGH
2026-03-09 [email protected]
8.8
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:56 vuln.today
PoC Detected
Mar 09, 2026 - 16:14 vuln.today
Public exploit code
CVE Published
Mar 09, 2026 - 04:16 nvd
HIGH 8.8

Tags

Buffer Overflow Stack Overflow I3 Firmware

Description

A flaw has been found in Tenda i3 1.0.0.6(2204). This impacts the function formSetCfm of the file /goform/setcfm. This manipulation of the argument funcpara1 causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

Analysis

Stack overflow in Tenda i3 firmware version 1.0.0.6(2204) allows authenticated remote attackers to achieve full system compromise through a malformed funcpara1 parameter in the /goform/setcfm endpoint. Public exploit code exists for this vulnerability, and no patch is currently available. …

Sign in for full analysis, threat intelligence, and remediation guidance.

Remediation

Within 24 hours: Identify and inventory all Tenda i3 1.0.0.6(2204) devices in your network and isolate them from critical systems. Within 7 days: Implement network-level compensating controls including WAF rules blocking access to /goform/setcfm, restrict administrative access to trusted IPs only, and disable remote management if not essential. …

Sign in for detailed remediation steps.

Full analysis requires sign-in

Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

Sign in - Free

Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +44
POC: +20

Share

CVE-2026-3799 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy