CVE-2025-7913

HIGH EPSS 50.7%
Published Jul 21, 202511mo ago · Modified Jun 17, 20261w ago
7.4 CVSS 4.0
High
Find Similar
Published Jul 21, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. Affected is the function updateWifiInfo of the component MQTT Service. The manipulation of the argument serverIp leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS Details

Base Score
7.4
Exploitability
—
Impact
—
Vector string
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
50.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-120

Affected Products 2

VendorProductVersionRange
totolinkt6_firmwarev4.1.5cu.748_b20211015any
totolinkt63any

References 6

  • github.com https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md
    ExploitThird Party Advisory
  • github.com https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md#poc
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.317028
    Permissions Required
  • vuldb.com https://vuldb.com/?id.317028
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.618656
    Third Party AdvisoryVDB Entry
  • totolink.net https://www.totolink.net/
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.