Description
A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.
Published: 2026-10-20
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: Denial of Service
Action: Immediate Patch
AI Analysis

Impact

A NULL pointer dereference vulnerability exists in the logs management functionality. An unauthenticated attacker can trigger the defect to cause a crash that brings the service down, resulting in a denial of service. The weakness is characterized by the improper handling of null references during log processing, allowing for uncontrolled termination of the service.

Affected Systems

The Advantech ADAM-3600 product is affected. No specific version range is listed, so all versions of the ADAM-3600 that include the vulnerable logs management component require the security update released by Advantech.

Risk and Exploitability

The CVSS score of 8.7 indicates a high severity impact, while the EPSS score of less than 1% suggests a very low exploitation probability at the time of this analysis. The vulnerability allows unauthenticated attackers to crash the service; the likely attack vector is remote access to the logs management interface, as the vulnerability is triggered through that functionality. Although the CVE is not listed in the CISA KEV catalog, the potential for a denial of service makes it prudent to mitigate promptly.

Generated by OpenCVE AI on October 20, 2026 at 15:34 UTC.

Remediation

Vendor Solution

Advantech has released a security update to address these vulnerabilities. Users and administrators of affected product versions are advised to update to the latest version immediately.


OpenCVE Recommended Actions

  • Apply the Advantech security update immediately
  • Restrict network access to the logs management interface to trusted hosts only
  • If an update cannot be applied, isolate the affected device from external networks to prevent the crash from affecting critical operations

Generated by OpenCVE AI on October 20, 2026 at 15:34 UTC.

Tracking

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Advisories

No advisories yet.

History

Tue, 20 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Oct 2026 16:15:00 +0000

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

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

Type Values Removed Values Added
Title NULL Pointer Dereference in Logs Management Functionality
Weaknesses CWE-476

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

Type Values Removed Values Added
Description A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Advantech Adam-3600
cve-icon MITRE

Status: PUBLISHED

Assigner: CSA

Published:

Updated: 2026-10-20T15:58:07.636Z

Reserved: 2026-05-04T03:13:39.244Z

Link: CVE-2026-43839

cve-icon Vulnrichment

Updated: 2026-10-20T15:58:00.603Z

cve-icon NVD

Status : Received

Published: 2026-10-20T09:17:10.277

Modified: 2026-10-20T16:17:14.457

Link: CVE-2026-43839

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T16:00:14Z

Weaknesses