Brute Force Vulnerability in Omron PLC Series by Omron Corporation
CVE-2019-18261

9.8CRITICAL

Key Information:

Vendor

Omron

Status
Omron Plc Cj, Cs And Nj Series
Vendor
CVE Published:
16 December 2019

What is CVE-2019-18261?

The Omron PLC CS, CJ, and NJ series are susceptible to brute force attacks due to insufficient measures to limit failed authentication attempts. This vulnerability allows attackers to exploit the lack of login attempt restrictions, potentially compromising system integrity. To mitigate this risk, users are encouraged to implement additional security measures, such as login attempt monitoring and account lockout policies.

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Affected Version(s)

Omron PLC CJ, CS and NJ Series Omron PLC CS series, all versions, Omron PLC CJ series, all versions, Omron PLC NJ series, all versions

References

https://www.us-cert.gov/ics/advisories/icsa-19-346-03
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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