{"id":"CVE-2019-13533","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-13533","generatedAt":"2026-10-29T00:59:48.931Z","title":"In Omron PLC CJ series, all versions, and Omron PLC CS series, all versions, an attacker could monitor traffic between the PLC and the controller and replay requests that could result in the opening and closing of industrial valves.","description":"In Omron PLC CJ series, all versions, and Omron PLC CS series, all versions, an attacker could monitor traffic between the PLC and the controller and replay requests that could result in the opening and closing of industrial valves.","published":"2019-12-16T20:15:15.000Z","lastModified":"2026-06-17T02:16:56.000Z","status":"Modified","sourceIdentifier":"ics-cert@hq.dhs.gov","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H"},"cwe":["CWE-294"],"affected":["omron/plc cj firmware","omron/plc cs firmware"],"epss":{"score":0.00873,"percentile":0.58715,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-346-02","tags":["Third Party Advisory","US Government Resource"],"source":"ics-cert@hq.dhs.gov"},{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-346-02","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-13533","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}