Description
CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html and send a specially crafted CIP message to the device. If exploited, a threat actor could help prevent access to the legitimate user and end connections to connected devices including the workstation. To recover the controllers, a download is required which ends any process that the controller is running.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Rockwell Automation ControlLogix® 5580
Default version status: unaffected
V28.011affected
Rockwell Automation ControlLogix® 5580 Process
Default version status: unaffected
V33.011affected
Rockwell Automation GuardLogix 5580
Default version status: unaffected
V31.011affected
Rockwell Automation CompactLogix 5380
Default version status: unaffected
V28.011affected
Rockwell Automation Compact GuardLogix 5380 SIL 2
Default version status: unaffected
V31.011affected
Rockwell Automation Compact GuardLogix 5380 SIL 3
Default version status: unaffected
V32.013affected
Rockwell Automation CompactLogix 5480
Default version status: unaffected
V32.011affected
Rockwell Automation FactoryTalk® Logix Echo
Default version status: unaffected
V33.011affected