TOTOLINK T6 MQTT Service recvSlaveUpgstatus buffer overflow_CVE-2025-7912

8.7 / 10

HIGH

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

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.

Basic Information

ID CVE-2025-7912

Source VulDB

Published Jul 20, 2025 at 23:02

Modified Jul 21, 2025 at 18:13

Affected Product

Vendor TOTOLINK

Product T6

Version 4.1.5cu.748_B20211015

Affected Versions TOTOLINK T6 4.1.5cu.748_B20211015

CWE Classification

CWE-120 CWE-119

References

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    "published": "2025-07-20T23:02:08.791Z",
    "modified": "2025-07-21T18:13:05.998Z",
    "type": "cve",
    "title": "TOTOLINK T6 MQTT Service recvSlaveUpgstatus buffer overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.317027\nhttps://vuldb.com/?ctiid.317027\nhttps://vuldb.com/?submit.618655\nhttps://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md\nhttps://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md#poc\nhttps://www.totolink.net/",
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    "sourceData": "TOTOLINK T6 4.1.5cu.748_B20211015",
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    "cvss": {
        "score": 8.7,
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