Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2025-7912

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.

Published

2025-07-20T23:15:32.153

Last Modified

2025-07-23T16:07:45.960

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: Secondary
    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