Description
A weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file /cgi-bin/cstecgi.cgi of the component wireless.so. This manipulation of the argument macAddress causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Published: 2026-10-21
Score: 10 Critical
EPSS: n/a
KEV: No
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Remediation

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History

Wed, 21 Oct 2026 22:00:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file /cgi-bin/cstecgi.cgi of the component wireless.so. This manipulation of the argument macAddress causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Title TOTOLINK EX200 wireless.so cstecgi.cgi setWiFiAclAddConfig stack-based overflow
First Time appeared Totolink
Totolink ex200 Firmware
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:o:totolink:ex200_firmware:*:*:*:*:*:*:*:*
Vendors & Products Totolink
Totolink ex200 Firmware
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 10, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}


Subscriptions

Totolink Ex200 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-21T21:45:18.906Z

Reserved: 2026-10-21T11:26:32.468Z

Link: CVE-2026-114383

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-21T22:16:49.077

Modified: 2026-10-21T22:16:49.077

Link: CVE-2026-114383

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses