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TI-2026-76729 Aliases CVE-2026-43839GHSA-rxhx-6j58-2rw4

NULL pointer dereference in Advantech ADAM-3600 log management

Priority MEDIUM 44CWE-476Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-476.

Summary

Advantech ADAM-3600 versions prior to 2.8.5.0 contain a NULL pointer dereference (CWE-476) in the logs management functionality. An unauthenticated remote attacker can crash the service over the network.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00344 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdvantechADAM-3600prior to version 2.8.5.0—No fix listedCNA
  • ADAM-3600 VendorAdvantech Affected prior to version 2.8.5.0 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Advantech ADAM-3600.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-20 Threatist record created from CVE-2026-43839
  2. 2026-10-20 Alias added: GHSA-rxhx-6j58-2rw4
  3. 2026-10-20 Weakness changed · CISA ADP
  4. 2026-10-20 CISA SSVC decision points changed

References

Advisory 1

Other 1

  • TI-2022-01984 Command injection in Advantech iView CVSS 3.1CRITICAL 9.8
  • TI-2025-24399 Advantech WISE-DeviceOn Server < 5.4 Hard-coded JWT Key Authentication Bypass CVSS 4.0CRITICAL 10.0
  • TI-2023-05193 Advantech R-SeeNet Unauthenticated Read/Write CVSS 3.1CRITICAL 9.8
  • TI-2016-00768 Unrestricted file upload vulnerability in the uploadImageCommon function in the… CVSS 3.0CRITICAL 9.8
  • TI-2021-04850 OS command injection in Advantech CVSS 3.1CRITICAL 9.8
  • TI-2026-55194 Advantech WISE-6610-NB Node-RED nodered_lib_apply command injection CVSS 4.0CRITICAL 9.4
See all 433 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences