Authentication bypass in WebAccess Scada Node and Advantech WebAccess - CVE-2019-6521
Published: January 25, 2019
Vulnerability identifier: #VU17220
CSH Severity: Low
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-6521
CWE-ID: CWE-288
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication.
The vulnerability exists due to improper authentication. A remote attacker can send a specially crafted request and bypass authentication to obtain and manipulate sensitive information.
Affected software
WebAccess Scada Node
Advantech WebAccess
Advantech WebAccess
How to mitigate CVE-2019-6521
Update to version 8.3.5.
Advantech WebAccess - update to 8.3.5