Vulnerability Monitor

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CVE-2025-3665

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.

Published

2025-04-16T03:15:18.057

Last Modified

2025-04-22T16:54:19.520

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-266
CWE-284
Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	totolink	a3700r_firmware	9.1.2u.5822_b20200513	Yes
Hardware	totolink	a3700r	-	No

References

https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4?pvs=4 Exploit ([email protected])
https://vuldb.com/?ctiid.304843 Permissions Required, VDB Entry ([email protected])
https://vuldb.com/?id.304843 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.551297 Third Party Advisory, VDB Entry ([email protected])
https://www.totolink.net/ Product ([email protected])
https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4 Exploit (134c704f-9b21-4f2e-91b3-4a467353bcc0)