ABB Ac500 V2 Products With Onboard Ethernet vulnerabilities

2 vulnerabilities

Known vulnerabilities in ABB Ac500 V2 Products With Onboard Ethernet, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

8.6CVE-2020-24685abbac500_cpu_firmware+1
EPSS score
1.61%
An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service (DoS) vulnerability. Vulnerability allows attacker to stop the PLC. After stopping (ERR LED flashing red), physical access to the PLC is required in order to restart the application. This issue affects: ABB AC500 V2 products with onboard Ethernet version 2.8.4 and prior versions.7.5CVE-2020-24686abbac500 v2 products with onboard ethernet+6
EPSS score
2.50%
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.