Back to Database
Status published
Critical
CVE-2021-38408
A stack-based buffer overflow vulnerability in Advantech WebAccess Versions 9.02...
Vulnerability Description
A stack-based buffer overflow vulnerability in Advantech WebAccess Versions 9.02 and prior caused by a lack of proper validation of the length of user-supplied data may allow remote code execution.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-38408
Credits & Attribution
No credits recorded in the NVD database.
More from n/a
View All →CVE-2025-9910
Versions of the package jsondiffpatch before 0.7.2 are vulnerable to...
Low
2.3
CVE-2025-9802
RemoteClinic profile.php sql injection
Medium
5.1
CVE-2025-9799
Langfuse Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery
Low
2.3
CVE-2025-9775
RemoteClinic edit-my-profile.php unrestricted upload
Medium
6.9
CVE-2025-9774
RemoteClinic edit-patient.php information disclosure
Medium
5.3
Affected Vendor
Affected Software
Advantech WebAccess
Vulnerable Versions:
WebAccess: Versions 9.02 and prior
Timeline
Official Publish:
September 9th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H