CVE-2026-36784

Stack Overflow in Tenda O3 Router's fromNetToolGet Function Causes DoS

Published Jun 9, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Shenzhen Tenda Technology Co., Ltd Tenda O3 Wireless Router v1.0.0.5(4180) was discovered to contain a stack overflow in the ip parameter of the fromNetToolGet function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a HTTP request.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Stack Overflow in Tenda O3 Router's fromNetToolGet Function Causes DoS
Type Values Removed Values Added
Title Stack Overflow in Tenda O3 Router fromNetToolGet Leading to Denial of Service
Weaknesses CWE-119
Type Values Removed Values Added
Weaknesses CWE-121
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Tenda
Tenda o3 Wireless Router
Vendors & Products Tenda
Tenda o3 Wireless Router
Type Values Removed Values Added
Title Stack Overflow in Tenda O3 Router fromNetToolGet Leading to Denial of Service
Weaknesses CWE-119
Type Values Removed Values Added
Description Shenzhen Tenda Technology Co., Ltd Tenda O3 Wireless Router v1.0.0.5(4180) was discovered to contain a stack overflow in the ip parameter of the fromNetToolGet function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a HTTP request.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 10, 2026, 6:58 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Jun 9, 2026, 7:17 PM
Modified
Jul 23, 2026, 9:10 AM