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Vulnerability record · CVE-2025-7077 · published 6 July 2025

CVE-2025-7077: Szlbt lbt-t300-t310 firmware memory buffer overflow vulnerability

Szlbt · Lbt T300 T310 Firmware

A vulnerability classified as critical has been found in Shenzhen Libituo Technology LBT-T300-T310 up to 2.2.3.6. This affects the function config_3g_para of the file /appy.cgi. The manipulation of the argument username_3g/password_3g leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.

7.4 CVSS 4.0 High EPSS 1.1% · top 36.4% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow
7.4CVSS 4.0 base score, v2 9.0
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability classified as critical has been found in Shenzhen Libituo Technology LBT-T300-T310 up to 2.2.3.6. This affects the function config_3g_para of the file /appy.cgi. The manipulation of the argument username_3g/password_3g leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.

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/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/FLY200503/IoT-vul/tree/master/LBT-T300 ExploitThird Party Advisory
https://vuldb.com/?ctiid.314991 Permissions RequiredVDB Entry
https://vuldb.com/?id.314991 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.603012 Third Party AdvisoryVDB Entry
https://github.com/FLY200503/IoT-vul/tree/master/LBT-T300 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-7077), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.