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.
References
Link | Resource |
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https://search.abb.com/library/Download.aspx?DocumentID=3ADR010667&LanguageCode=en&DocumentPartId=&Action=Launch | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
AND |
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Information
Published : 2021-02-08 20:15
Updated : 2021-02-16 08:09
NVD link : CVE-2020-24685
Mitre link : CVE-2020-24685
JSON object : View
CWE
CWE-770
Allocation of Resources Without Limits or Throttling
Products Affected
abb
- ac500_cpu_firmware
- pm583-eth
- pm573-eth