CVE-2026-43855 - Vulnerability Details - OpenCVE

A heap-based buffer overflow vulnerability could allow a remote authenticated attacker to achieve arbitrary code execution.

Attack Vector Network

Attack Complexity High

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Advantech	Adam-3600

No data.

No data.

References

Link	Providers
https://www.advantech.com/en/security-advisory
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149

History

Tue, 20 Oct 2026 16:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Advantech Advantech adam-3600
Vendors & Products		Advantech Advantech adam-3600

Tue, 20 Oct 2026 15:45:00 +0000

Type	Values Removed	Values Added
Title		Heap-Based Buffer Overflow in Advantech ADAM-3600 Allows Arbitrary Code Execution
Weaknesses		CWE-122 CWE-284

Tue, 20 Oct 2026 12:45:00 +0000

Type	Values Removed	Values Added
Description		A heap-based buffer overflow vulnerability could allow a remote authenticated attacker to achieve arbitrary code execution.
References		https://www.advantech.com/en/security-advisory https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149
Metrics		cvssV4_0 `{'score': 7.5, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: CSA

Published: 2026-10-20T09:14:17.583Z

Updated: 2026-10-20T19:09:16.338Z

Reserved: 2026-05-04T03:13:57.970Z

Link: CVE-2026-43855

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-10-20T10:17:06.520

Modified: 2026-10-20T19:30:59.910

Link: CVE-2026-43855

Redhat

No data.

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