CVE-2026-3823

Published: Mar 9, 2026

Modified: Mar 9, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

EHG2408 series switch developed by Atop Technologies has a Stack-based Buffer Overflow vulnerability, allowing unauthenticated remote attackers to control the program's execution flow and execute arbitrary code.

Vendor	Product	Versions
Atop Technologies	EHG2408	affected `0 - < 3.36`
Atop Technologies	EHG2408-2SFP	affected `0 - < 3.36`

Weaknesses (CWE)

CWE-121

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

https://www.twcert.org.tw/tw/cp-132-10752-5a4d9-1.html

third-party-advisory

https://www.twcert.org.tw/en/cp-139-10753-e091e-2.html

third-party-advisory

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CVE-2026-3823

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References