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THREATINT
PUBLISHED

CVE-2025-3665

TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control



Description

EN DE

A vulnerability has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this vulnerability is the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be launched 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.

In TOTOLINK A3700R 9.1.2u.5822_B20200513 wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Dabei geht es um die Funktion setSmartQosCfg der Datei /cgi-bin/cstecgi.cgi. Dank der Manipulation mit unbekannten Daten kann eine improper access controls-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-04-15 | Published 2025-04-16 | Updated 2025-04-17 | Assigner VulDB


MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
MEDIUM: 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.0AV:N/AC:L/Au:N/C:N/I:P/A:N

Problem types

Improper Access Controls

Incorrect Privilege Assignment

Product status

9.1.2u.5822_B20200513
affected

Timeline

2025-04-15:Advisory disclosed
2025-04-15:VulDB entry created
2025-04-15:VulDB entry last update

Credits

yhryhryhr_backup (VulDB User) reporter

References

vuldb.com/?id.304843 (VDB-304843 | TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control) vdb-entry technical-description

vuldb.com/?ctiid.304843 (VDB-304843 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.551297 (Submit #551297 | TOTOLINK A3700R V9.1.2u.5822_B20200513 Improper Access Controls) third-party-advisory

lavender-bicycle-a5a.notion.site/...ce9b7aca2c6ff9bea4?pvs=4 exploit

www.totolink.net/ product

cve.org (CVE-2025-3665)

nvd.nist.gov (CVE-2025-3665)

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