CVE-2019-18261
Last modified
CVE-2019-18261 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Omron PLC CS series, all versions, Omron PLC CJ series, all versions, and Omron PLC NJ series, all versions, the software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame, making it more susceptible to brute force attacks.. EPSS estimates a 1.31% chance of exploitation in the next 30 days.
Description
In Omron PLC CS series, all versions, Omron PLC CJ series, all versions, and Omron PLC NJ series, all versions, the software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame, making it more susceptible to brute force attacks.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Omron | Plc Cj Firmware | All versions |
| Omron | Plc Cs Firmware | All versions |
| Omron | Plc Nj Firmware | All versions |
References
- https://www.us-cert.gov/ics/advisories/icsa-19-346-03Third Party Advisory, US Government Resource
- https://www.us-cert.gov/ics/advisories/icsa-19-346-03Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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