A vulnerability was found in TOTOLINK T6 4.1.5cu.748_B20211015 and classified as critical. Affected by this issue is the function recvSlaveStaInfo of the component MQTT Service. The manipulation of the argument dest leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
History

Wed, 23 Jul 2025 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Totolink t6 Firmware
CPEs cpe:2.3:h:totolink:t6:3:*:*:*:*:*:*:*
cpe:2.3:o:totolink:t6_firmware:v4.1.5cu.748_b20211015:*:*:*:*:*:*:*
Vendors & Products Totolink t6 Firmware

Mon, 21 Jul 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Sat, 19 Jul 2025 17:15:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in TOTOLINK T6 4.1.5cu.748_B20211015 and classified as critical. Affected by this issue is the function recvSlaveStaInfo of the component MQTT Service. The manipulation of the argument dest leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Title TOTOLINK T6 MQTT Service recvSlaveStaInfo 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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2025-07-19T17:02:08.694Z

Updated: 2025-07-21T15:58:11.629Z

Reserved: 2025-07-18T19:29:42.864Z

Link: CVE-2025-7837

cve-icon Vulnrichment

Updated: 2025-07-21T15:58:07.773Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-19T17:15:24.150

Modified: 2025-07-23T16:43:26.350

Link: CVE-2025-7837

cve-icon Redhat

No data.