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Vulnerability record · CVE-2022-1797 · published 2 June 2022

CVE-2022-1797: Rockwellautomation compactlogix 5380 firmware uncontrolled resource consumption vulnerability

Rockwellautomation · Compactlogix 5380 Firmware

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.

8.6 CVSS 3.1 High EPSS 2.1% · top 19.3% CWE-400 · Uncontrolled resource consumption
8.6CVSS 3.1 base score, v2 7.8
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected products

9 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1135559 Permissions RequiredVendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-144-01 Third Party AdvisoryUS Government Resource
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1135559 Permissions RequiredVendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-144-01 Third Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2022-1797), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.