MEDIUM · 6.8

CVE-2022-1797

A malformed Class 3 common industrial protocol message with a cached connection can cause a denial-of-service condition in Rockwell Automation Logix Controllers, resulting in a major nonrecoverable fa...

Vulnerability Description

A malformed Class 3 common industrial protocol message with a cached connection can cause a denial-of-service condition in Rockwell Automation Logix Controllers, resulting in a major nonrecoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload the user project file to bring the device back online.

CVSS Score

6.8

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RockwellautomationCompactlogix 5380 Firmware< 33.011
RockwellautomationCompactlogix 5380-
RockwellautomationCompact Guardlogix 5380 Firmware< 33.011
RockwellautomationCompact Guardlogix 5380-
RockwellautomationCompactlogix 5480 Firmware< 33.011
RockwellautomationCompactlogix 5480-
RockwellautomationControllogix 5580 Firmware< 33.011
RockwellautomationControllogix 5580-
RockwellautomationGuardlogix 5580 Firmware< 33.011
RockwellautomationGuardlogix 5580-
RockwellautomationCompactlogix 5370 Firmware< 34.011
RockwellautomationCompactlogix 5370-
RockwellautomationCompact Guardlogix 5370 Firmware< 34.011
RockwellautomationCompact Guardlogix 5370-
RockwellautomationControllogix 5570 Firmware< 34.011
RockwellautomationControllogix 5570-
RockwellautomationGuardlogix 5570 Firmware< 34.011
RockwellautomationGuardlogix 5570-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-1797?

CVE-2022-1797 is a vulnerability with a CVSS score of 6.8 (MEDIUM). A malformed Class 3 common industrial protocol message with a cached connection can cause a denial-of-service condition in Rockwell Automation Logix Controllers, resulting in a major nonrecoverable fa...

How severe is CVE-2022-1797?

CVE-2022-1797 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-1797?

Check the references section above for vendor advisories and patch information. Affected products include: Rockwellautomation Compactlogix 5380 Firmware, Rockwellautomation Compactlogix 5380, Rockwellautomation Compact Guardlogix 5380 Firmware, Rockwellautomation Compact Guardlogix 5380, Rockwellautomation Compactlogix 5480 Firmware.