CVE-2025-3665
MEDIUMTOTOLINK A3700R 9.1.2u.5822_B20200513 - Improper Access Control in setSmartQosCfg
Title source: llmDescription
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.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.304843
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.304843
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.551297
Exploit exploit
https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4?pvs=4
Product product
https://www.totolink.net/
Scores
CVSS v3
5.3
EPSS
0.0027
EPSS Percentile
50.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-284
CWE-266
Status
published
Products (1)
totolink/a3700r_firmware
9.1.2u.5822_b20200513
Published
Apr 16, 2025
Tracked Since
Feb 18, 2026