CVE-2026-43839

NULL Pointer Dereference in Logs Management Functionality

Published Oct 20, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.

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.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Advantech
Advantech adam-3600
Vendors & Products Advantech
Advantech adam-3600
Type Values Removed Values Added
Title NULL Pointer Dereference in Logs Management Functionality
Weaknesses CWE-476
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CSA
Published
Updated
Oct 20, 2026, 3:58 PM
Reserved
May 4, 2026, 3:13 AM
Status
Deferred
Published
Oct 20, 2026, 9:17 AM
Modified
Oct 20, 2026, 7:30 PM