Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.

Related CVEs

CVE-2019-3940

Key Information

GHSA ID

GHSA-frgm-mc5h-57vv

Published

May 13, 2022 1:31 AM

Last Modified

May 13, 2022 1:31 AM

CVSS Score

9.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 16, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.