An Improper Authentication issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Specially crafted requests allow a possible authentication bypass that could allow remote code execution.
https://ics-cert.us-cert.gov/advisories/ICSA-17-241-02
http://www.securityfocus.com/bid/100526
Source: Mitre, NVD
Published: 2017-08-30
Updated: 2019-10-09
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical