Vulnerability Monitor

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CVE-2025-7837

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.

Published

2025-07-19T17:15:24.150

Last Modified

2025-07-23T16:43:26.350

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-119
    CWE-120
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System totolink t6_firmware v4.1.5cu.748_b20211015 Yes
Hardware totolink t6 3 No
References