Buffer Overflow Vulnerability in Password Verification Functionality by Advantech
CVE-2026-43837

7.5HIGH

Key Information:

Vendor

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

What is CVE-2026-43837?

A buffer overflow vulnerability has been identified in the password verification functionality of Advantech's security products. This flaw could be exploited by an attacker with guest authentication, potentially allowing them to execute arbitrary code. Organizations using affected Advantech products should review their security measures and apply appropriate patches to mitigate risks associated with this vulnerability.

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:
7.5
Severity:
HIGH
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
.