CVE-2025-8019

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md	Exploit Third Party Advisory
https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md#payload	Exploit
https://vuldb.com/?ctiid.317222	Permissions Required VDB Entry
https://vuldb.com/?id.317222	Third Party Advisory VDB Entry
https://vuldb.com/?submit.619530	Third Party Advisory VDB Entry
https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md	Exploit Third Party Advisory
https://github.com/turing-wue/IoT-vul/blob/main/LBT-T300/README.md#payload	Exploit

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:szlbt:lbt-t300-t310_firmware:2.2.3.6:*:*:*:*:*:*:*

cpe:2.3:h:szlbt:lbt-t300-t310:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-07-22 16:15

Updated : 2025-08-20 20:14

NVD link : CVE-2025-8019

Mitre link : CVE-2025-8019

CVE.ORG link : CVE-2025-8019

JSON object : View

Products Affected

szlbt

lbt-t300-t310_firmware
lbt-t300-t310

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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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."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. Se ha clasificado como cr\u00edtica. Este problema afecta a la funci\u00f3n sub_40B6F0 del archivo at/appy.cgi. La manipulaci\u00f3n del argumento wan_proto provoca un desbordamiento del b\u00fafer. El ataque puede ejecutarse en remoto. Se ha hecho p\u00fablico el exploit y puede que sea utilizado."}], "lastModified": "2025-08-20T20:14:11.083", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:szlbt:lbt-t300-t310_firmware:2.2.3.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B5B2CFF-663A-47E9-9849-B842F1D84AE1"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:szlbt:lbt-t300-t310:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "5A05E178-573F-4CEE-897D-FC72415CB0F7"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}