CVE-2025-7912 Information

Jul 21, 2025 cve

Description

A vulnerability which was classified as critical has been found in TOTOLINK T6 4.1.5cu.748_B20211015. This issue affects the function recvSlaveUpgstatus of the component MQTT Service. The manipulation of the argument s leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS Vector

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

Reference

https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md#poc https://vuldb.com/?ctiid.317027 https://vuldb.com/?id.317027 https://vuldb.com/?submit.618655 https://www.totolink.net/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8

CNNVD-202507-2595 (Published: 2025-07-20)

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