CVE-2025-3674

Name: CVE-2025-3674
Creator: NVD / NIST
Published: 2025-04-16T07:15:42.3+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2025-3674 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513. It has been declared as critical. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513. It has been declared as critical. Affected by this vulnerability is the function setUrlFilterRules 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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS 4.0

6.9/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.49%

38.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	A3700r Firmware	9.1.2u.5822_b20200513

References

https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setUrlFilterRules-1cb53a41781f808f9547da7748580914?pvs=4Exploit
https://vuldb.com/?ctiid.304963Permissions Required, VDB Entry
https://vuldb.com/?id.304963Third Party Advisory, VDB Entry
https://vuldb.com/?submit.551302Third Party Advisory, VDB Entry
https://www.totolink.net/Product
https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setUrlFilterRules-1cb53a41781f808f9547da7748580914Exploit

Timeline

Published: Apr 16, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-3674?

How severe is CVE-2025-3674?

CVE-2025-3674 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2025-3674?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-3674?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST