Resource exhaustion in Rockwell Automation Compact Guardlogix 5370 Controllers
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 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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: +0.001
Affected products
- Rockwell Automation Compact Guardlogix 5370 Controllers — versions unspecified
- Rockwell Automation Compact Guardlogix 5380 Controllers — versions unspecified
- Rockwell Automation Compactlogix 5370 Controllers — versions unspecified
- Rockwell Automation Compactlogix 5380 Controllers — versions unspecified
- Rockwell Automation Compactlogix 5480 Controllers — versions unspecified
- Rockwell Automation Controllogix 5570 Controllers — versions unspecified
- Rockwell Automation Controllogix 5580 Controllers — versions unspecified
- Rockwell Automation Guardlogix 5570 Controllers — versions 33.013
- Rockwell Automation Guardlogix 5580 Controllers — versions unspecified
- Rockwellautomation Compact Guardlogix 5370
Weakness classification (CWE)
References
- www.cisa.gov/uscert/ics/advisories/icsa-22-144-01 (US Government Resource, Third Party Advisory)
- rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1135559 (Vendor Advisory, Permissions Required)
Frequently asked questions
- What is CVE-2022-1797?
- CVE-2022-1797 is a medium-severity vulnerability in Rockwell Automation Compact Guardlogix 5370 Controllers, classified under Uncontrolled Resource Consumption. CVSS score: 6.8/10. Published 2022-06-02.
- How severe is CVE-2022-1797?
- Medium severity. CVSS v3 base score is 6.8 out of 10.