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NVD Vulnerability Details :
CVE-2025-12240
Analyzed
More InfoOfficial Page
Source-cna@vuldb.com
View Known Exploited Vulnerability (KEV) details
Published At-27 Oct, 2025 | 07:15
Updated At-27 Oct, 2025 | 17:58

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.07.4HIGH
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
Secondary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Secondary2.09.0HIGH
AV:N/AC:L/Au:S/C:C/I:C/A:C
Type: Secondary
Version: 4.0
Base score: 7.4
Base severity: HIGH
Vector:
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
Type: Secondary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 2.0
Base score: 9.0
Base severity: HIGH
Vector:
AV:N/AC:L/Au:S/C:C/I:C/A:C
CPE Matches
TOTOLINK
totolink
>>a3300r_firmware>>17.0.0cu.557_b20221024
cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*
TOTOLINK
totolink
>>a3300r>>-
cpe:2.3:h:totolink:a3300r:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-119Primarycna@vuldb.com
CWE-120Primarycna@vuldb.com
CWE-120Primarynvd@nist.gov
CWE ID: CWE-119
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-120
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-120
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setDmzCfg.mdcna@vuldb.com
Exploit
Third Party Advisory
https://vuldb.com/?ctiid.329910cna@vuldb.com
Permissions Required
VDB Entry
https://vuldb.com/?id.329910cna@vuldb.com
Third Party Advisory
VDB Entry
https://vuldb.com/?submit.673722cna@vuldb.com
Third Party Advisory
VDB Entry
https://www.totolink.net/cna@vuldb.com
Product
Hyperlink: https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setDmzCfg.md
Source: cna@vuldb.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://vuldb.com/?ctiid.329910
Source: cna@vuldb.com
Resource:
Permissions Required
VDB Entry
Hyperlink: https://vuldb.com/?id.329910
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://vuldb.com/?submit.673722
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://www.totolink.net/
Source: cna@vuldb.com
Resource:
Product
Change History
0Changes found
Details not found