CVE-2025-3665

CWE-266CWE-284 — Improper Access Control4 documents4 sources
Severity
6.9MEDIUM
EPSS
0.3%
top 42.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Totolink A3700rTotolink A3700r Firmware
Timeline
PublishedApr 16

Description

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.

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Affected Packages2 packages

▶CVEListV5totolink/a3700r9.1.2u.5822_B20200513
▶NVDtotolink/a3700r_firmware9.1.2u.5822_b20200513

🔴Vulnerability Details

2
GHSA
GHSA-j53w-h88v-2v3x: A vulnerability has been found in TOTOLINK A3700R 9↗2025-04-16
▶
CVEList
TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control↗2025-04-16
▶

🔍Detection Rules

1
Suricata
ET WEB_SPECIFIC_APPS Totolink A3700R Multiple Authentication Bypass cstecgecgi.cgi Endpoints (CVE-2025-3663 - CVE-2025-3668)↗2025-04-16
▶
CVE-2025-3665 (MEDIUM CVSS 6.9) | A vulnerability has been found in T | cvebase.io