CVE-2025-3675: TOTOLINK A3700R cstecgi.cgi setL2tpServerCfg access control

Published Apr 16, 2025
·
Updated

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822B20200513. 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.

Affected Software

3 affected components
Totolink A3700R Firmware
All of the following
Totolink A3700R Firmware=9.1.2u.5822_b20200513
Totolink A3700R Firmware

Event History

Apr 16, 2025
CVE Published
via MITRE·07:00 AM
Data Sourced
via MITRE·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:15 AM
DescriptionSeverityWeakness
May 17, 57277
Event
via FIRST·10:26 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-3675?

CVE-2025-3675 has been rated as critical due to improper access controls.

2

How do I fix CVE-2025-3675?

To fix CVE-2025-3675, update the TOTOLINK A3700R firmware to the latest version provided by the manufacturer.

3

What type of vulnerability is CVE-2025-3675?

CVE-2025-3675 is a vulnerability related to improper access controls in the TOTOLINK A3700R firmware.

4

Can CVE-2025-3675 be exploited remotely?

Yes, CVE-2025-3675 can be exploited remotely, allowing attackers to manipulate affected functions.

5

Which component is affected by CVE-2025-3675?

The function setL2tpServerCfg in the file /cgi-bin/cstecgi.cgi is affected by CVE-2025-3675.

Contact

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