CVE-2026-7674

HIGH 8.8

Shenzhen Libituo Technology LBT-T300-HW1 Web Management start_single_service buffer overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-120 CWE-119
Vendor	shenzhen libituo technology
Product	lbt-t300-hw1
Published	May 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Shenzhen Libituo Technology / LBT-T300-HW1

1.2.0 1.2.1 1.2.2 1.2.3 1.2.4 1.2.5 1.2.6 1.2.7 1.2.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 kunlun (VulDB User) VulDB CNA Team