What’s Vulnerable › Vulnerabilities

CVE-2019-13533

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-12-16 · updated 2026-06-17
• Weakness: CWE-294

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.

Affected products

• Omron Plc Cj Firmware: all versions
• Omron Plc Cs Firmware: all versions

References

• https://www.us-cert.gov/ics/advisories/icsa-19-346-02
• https://www.us-cert.gov/ics/advisories/icsa-19-346-02

Get alerted when CVE-2019-13533 or the next vulnerability affects your stack