CVE-2025-3667

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513. It has been classified as critical. This affects the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setUPnPCfg-1cb53a41781f802b8b16f973366ee5e3?pvs=4	Exploit Third Party Advisory
https://vuldb.com/?ctiid.304845	Permissions Required
https://vuldb.com/?id.304845	Third Party Advisory VDB Entry
https://vuldb.com/?submit.551299	Third Party Advisory VDB Entry
https://www.totolink.net/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3700r:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-04-16 05:15

Updated : 2025-05-12 19:49

NVD link : CVE-2025-3667

Mitre link : CVE-2025-3667

CVE.ORG link : CVE-2025-3667

JSON object : View

Products Affected

totolink

a3700r_firmware
a3700r

CWE

CWE-266

Incorrect Privilege Assignment

CWE-284

Improper Access Control

NVD-CWE-noinfo

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It has been classified as critical. This affects the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en TOTOLINK A3700R 9.1.2u.5822_B20200513. Se ha clasificado como cr\u00edtica. Afecta a la funci\u00f3n setUPnPCfg del archivo /cgi-bin/cstecgi.cgi. La manipulaci\u00f3n genera controles de acceso inadecuados. Es posible iniciar el ataque de forma remota. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. Se contact\u00f3 al proveedor con antelaci\u00f3n sobre esta divulgaci\u00f3n, pero no respondi\u00f3."}], "lastModified": "2025-05-12T19:49:43.533", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C3F5D7B3-9362-4A1F-A53C-8B7DA8CAFAA0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:totolink:a3700r:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "05777EB4-0963-4317-AB0B-287A2140915D"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}