CVE-2025-12240

8.8 HIGH
Published: October 27, 2025 Modified: October 27, 2025
View on NVD

Description

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setDmzCfg.md
Source: cna@vuldb.com
Exploit Third Party Advisory
https://vuldb.com/?ctiid.329910
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.329910
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.673722
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.totolink.net/
Source: cna@vuldb.com
Product

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.2%
44th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119 CWE-120 CWE-120

Affected Vendors

totolink

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