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NVD Vulnerability Details :

CVE-2026-7674

Deferred

Source-cna@vuldb.com

Published At-03 May, 2026 | 02:17

Updated At-04 May, 2026 | 15:19

A flaw has been found in Shenzhen Libituo Technology LBT-T300-HW1 up to 1.2.8. This issue affects the function start_single_service of the component Web Management Interface. Executing a manipulation of the argument vpn_pptp_server/vpn_l2tp_server can lead to buffer overflow. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	8.7	HIGH	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:X/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
Primary	3.1	8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Secondary	2.0	9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C

Type: Secondary

Version: 4.0

Base score: 8.7

Base severity: HIGH

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:X/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

Type: Primary

Version: 3.1

Base score: 8.8

Base severity: HIGH

Vector:

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Type: Secondary

Version: 2.0

Base score: 9.0

Base severity: HIGH

Vector:

AV:N/AC:L/Au:S/C:C/I:C/A:C

Weaknesses

CWE ID	Type	Source
CWE-119	Primary	cna@vuldb.com
CWE-120	Primary	cna@vuldb.com

CWE ID: CWE-119

Type: Primary

Source: cna@vuldb.com

CWE ID: CWE-120

Type: Primary

Source: cna@vuldb.com

References

Hyperlink	Source	Resource
https://github.com/hmKunlun/lbt-t300-hw1/blob/main/reselov_vpn_server%EF%BC%88vpn_pptp_server%EF%BC%89.md	cna@vuldb.com	N/A
https://vuldb.com/submit/800705	cna@vuldb.com	N/A
https://vuldb.com/submit/800706	cna@vuldb.com	N/A
https://vuldb.com/vuln/360827	cna@vuldb.com	N/A
https://vuldb.com/vuln/360827/cti	cna@vuldb.com	N/A