CVE-2025-3666

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this issue is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack may 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
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a3700r:-:*:*:*:*:*:*:*

History

12 May 2025, 19:49

Type Values Removed Values Added
First Time Totolink a3700r Firmware
Totolink
Totolink a3700r
CPE cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a3700r:-:*:*:*:*:*:*:*
CWE NVD-CWE-noinfo
References () https://vuldb.com/?id.304844 - () https://vuldb.com/?id.304844 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?ctiid.304844 - () https://vuldb.com/?ctiid.304844 - Permissions Required
References () https://vuldb.com/?submit.551298 - () https://vuldb.com/?submit.551298 - Third Party Advisory, VDB Entry
References () https://www.totolink.net/ - () https://www.totolink.net/ - Product
References () https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setDdnsCfg-1cb53a41781f8001b9c0f345a120e2e7?pvs=4 - () https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setDdnsCfg-1cb53a41781f8001b9c0f345a120e2e7?pvs=4 - Exploit, Third Party Advisory

16 Apr 2025, 04:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-04-16 04:15

Updated : 2025-05-12 19:49


NVD link : CVE-2025-3666

Mitre link : CVE-2025-3666


JSON object : View

Products Affected

totolink

  • a3700r_firmware
  • a3700r
CWE
CWE-266

Incorrect Privilege Assignment

NVD-CWE-noinfo CWE-284

Improper Access Control