Improper Input Validation vulnerability in ABB AC500 V2 PM5xx allows Client-Server Protocol Manipulation.This issue affects AC500 V2: from 2.0.0 before 2.8.6.
CVSS Score
5.3
EPSS Score
0.001
Published
2023-03-31
The vulnerabilities can be exploited to cause the web visualization component of the PLC to stop and not respond, leading to genuine users losing remote visibility of the PLC state. If a user attempts to login to the PLC while this vulnerability is exploited, the PLC will show an error state and refuse connections to Automation Builder. The execution of the PLC application is not affected by this vulnerability. This issue affects ABB AC500 V2 products with onboard Ethernet.
CVSS Score
7.5
EPSS Score
0.006
Published
2021-02-26