Stack-Based Buffer Overflow Vulnerability in Advantech Products
CVE-2026-43838

9.2CRITICAL

Key Information:

Vendor

Advantech
Status
Adam-3600
Vendor
CVE Published:
20 October 2026

What is CVE-2026-43838?

A stack-based buffer overflow vulnerability exists within the login functionality of Advantech's software products, potentially allowing attackers to execute arbitrary code. This vulnerability could be exploited without sufficient access rights, posing significant risks to users of affected versions. It underscores the importance of implementing robust security measures to safeguard sensitive systems.

Affected Version(s)

ADAM-3600 prior to version 2.8.5.0

References

https://www.csa.gov.sg/alerts-and-advisories/alerts/al-20...
https://www.advantech.com/en/security-advisory
vendor-advisory

CVSS V4

Score:
9.2
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Simone Bossi and Raffaele Bova at Nozomi Networks
.