CVE-2023-4412

Name: CVE-2023-4412
Creator: NVD / NIST
Published: 2023-08-18T15:15:10.24+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.34%

Last modified Jun 17, 2026

CVE-2023-4412 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in TOTOLINK EX1200L EN_V9.3.5u.6146_B20201023 and classified as critical. This issue affects the function setWanCfg. EPSS estimates a 3.34% chance of exploitation in the next 30 days.

Description

A vulnerability was found in TOTOLINK EX1200L EN_V9.3.5u.6146_B20201023 and classified as critical. This issue affects the function setWanCfg. The manipulation leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-237515. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

3.34%

87.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Totolink	Ex1200l Firmware	9.3.5u.6146_b20201023

References

https://gist.github.com/dmknght/02a29e1c5ae18b45eacc2085d22068e8Exploit, Third Party Advisory
https://vuldb.com/?ctiid.237515Permissions Required, Third Party Advisory
https://vuldb.com/?id.237515Third Party Advisory
https://gist.github.com/dmknght/02a29e1c5ae18b45eacc2085d22068e8Exploit, Third Party Advisory
https://vuldb.com/?ctiid.237515Permissions Required, Third Party Advisory
https://vuldb.com/?id.237515Third Party Advisory

Timeline

Published: Aug 18, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4412?

How severe is CVE-2023-4412?

CVE-2023-4412 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.34% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4412?

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-2023-4412?

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

Scan your code now

Source: NVD / NIST