CVE-2025-8019

Shenzhen Libituo Technology LBT-T300-T310 appy.cgi sub_40B6F0 buffer overflow

Published Jul 22, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub_40B6F0 of the file at/appy.cgi. The manipulation of the argument wan_proto leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-22339 A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub_40B6F0 of the file at/appy.cgi. The manipulation of the argument wan_proto leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
History
Type Values Removed Values Added
First Time appeared Szlbt
Szlbt lbt-t300-t310
Szlbt lbt-t300-t310 Firmware
CPEs cpe:2.3:h:szlbt:lbt-t300-t310:-:*:*:*:*:*:*:*
cpe:2.3:o:szlbt:lbt-t300-t310_firmware:2.2.3.6:*:*:*:*:*:*:*
Vendors & Products Szlbt
Szlbt lbt-t300-t310
Szlbt lbt-t300-t310 Firmware
Type Values Removed Values Added
First Time appeared Shenzhen Libituo Technology
Shenzhen Libituo Technology lbt-t300-t310
Vendors & Products Shenzhen Libituo Technology
Shenzhen Libituo Technology lbt-t300-t310
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub_40B6F0 of the file at/appy.cgi. The manipulation of the argument wan_proto leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Title Shenzhen Libituo Technology LBT-T300-T310 appy.cgi sub_40B6F0 buffer overflow
Weaknesses CWE-119
CWE-120
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Jul 23, 2025, 3:02 PM
Reserved
Jul 22, 2025, 7:20 AM
Status
Analyzed
Published
Jul 22, 2025, 4:15 PM
Modified
Jun 17, 2026, 10:06 AM