CVE-2026-11620
Received Received - Intake
Privilege Escalation in TOTOLINK EX200 Firmware

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: VulDB

Description
A security flaw has been discovered in TOTOLINK EX200 4.0.3c.7646. This affects an unknown function of the file /etc/vsftpd.conf of the component vsftpd. The manipulation results in least privilege violation. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-09
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
totolink ex200 4.0.3c.7646
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-266 A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
CWE-272 The elevated privilege level required to perform operations such as chroot() should be dropped immediately after the operation is performed.
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Executive Summary

This vulnerability is a security flaw found in the TOTOLINK EX200 device running version 4.0.3c.7646. It involves an unknown function within the vsftpd component's configuration file (/etc/vsftpd.conf). The flaw allows an attacker to violate least privilege principles, meaning they can gain higher access rights than intended.

The attack can be launched remotely, and an exploit for this vulnerability has already been publicly released, increasing the risk of it being used maliciously.

Impact Analysis

This vulnerability can impact you by allowing an attacker to remotely gain elevated privileges on the affected TOTOLINK EX200 device. This could lead to unauthorized actions or changes on the device that should normally be restricted.

Since the exploit is publicly available, the risk of exploitation is higher, potentially leading to compromised device security and unauthorized access.

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