CVE-2025-7758

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

Description

A vulnerability, which was classified as critical, has been found in TOTOLINK T6 up to 4.1.5cu.748_B20211015. Affected by this issue is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument ip leads to buffer overflow. The attack may be launched 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/3.md
    ExploitThird Party Advisory
  • github.com https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/3.md#poc
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.316748
    Permissions Required
  • vuldb.com https://vuldb.com/?id.316748
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.615734
    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.