QID 591066

Date Published: 2022-09-30

QID 591066: ABB AC500V2 Webserver Denial of Service (DoS) Vulnerability (ABBVU-ABBVREP0019-3ADR010645)

AFFECTED PRODUCTS
The following AC500 V2 products with onboard ethernet are affected by this vulnerability:
PM554
PM556
PM564
PM566
PM572
PM573

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version of using passive scanning

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.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Customers are advised to refer to CERT MITIGATIONS section ABBVU-ABBVREP0019-3ADR010645 for affected packages and patching details.

Vendor References

ABBVU-ABBVREP0019-3ADR010645 - library.e.abb.com/public/6bdb4d663e614ceca471895c57a6f757/ABBVU-ABBVREP0019-3ADR010645_AC500_V2_webserver.pdf

CVEs related to QID 591066

CVE-2020-24686 |

Software Advisories

Advisory ID	Software	Component	Link

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