CVE-2025-3675

Public Exploit
TOTOLINK A3700R cstecgi.cgi setL2tpServerCfg access control

Description

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513. It has been rated as critical. Affected by this issue is the function setL2tpServerCfg 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.

Category

6.9
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Third-Party Advisory vuldb.com Third-Party Advisory notion.site Third-Party Advisory vuldb.com
Affected: TOTOLINK A3700R
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.304964 third party advisory vdb entry technical description
https://vuldb.com/?ctiid.304964 signature permissions required
https://vuldb.com/?submit.551304 third party advisory vdb entry
https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setL2tpServerCfg-1cb53a41781f80319d38dc5a8e9174ae?pvs=4 third party advisory exploit
https://www.totolink.net/ product

Frequently Asked Questions

What is the severity of CVE-2025-3675?
CVE-2025-3675 has been scored as a medium severity vulnerability.
How to fix CVE-2025-3675?
To fix CVE-2025-3675, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-3675 being actively exploited in the wild?
It is possible that CVE-2025-3675 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-3675?
CVE-2025-3675 affects TOTOLINK A3700R.
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