CVE-2019-18269

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

O

mron’s CS and CJ series PLCs have an unrestricted externally accessible lock vulnerability.

References

Link	Resource
https://www.omron-cxone.com/security/2019-12-06_PLC_EN.pdf
https://www.us-cert.gov/ics/advisories/icsa-19-346-02	Third Party Advisory US Government Resource
https://www.omron-cxone.com/security/2019-12-06_PLC_EN.pdf
https://www.us-cert.gov/ics/advisories/icsa-19-346-02	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:omron:plc_cj_firmware::::::::
	cpe:2.3:o:omron:plc_cs_firmware::::::::

History

20 Feb 2026, 20:24

Type	Values Removed	Values Added
Summary	~~(en) Omron’s CS and CJ series PLCs have an unrestricted externally accessible lock vulnerability.~~	(en) Omron’s CS and CJ series PLCs have an unrestricted externally accessible lock vulnerability.

21 Nov 2024, 04:32

Type	Values Removed	Values Added
References	~~() https://www.omron-cxone.com/security/2019-12-06_PLC_EN.pdf -~~	() https://www.omron-cxone.com/security/2019-12-06_PLC_EN.pdf -
References	~~() https://www.us-cert.gov/ics/advisories/icsa-19-346-02 - Third Party Advisory, US Government Resource~~	() https://www.us-cert.gov/ics/advisories/icsa-19-346-02 - Third Party Advisory, US Government Resource

Information

Published : 2019-12-16 20:15

Updated : 2026-02-20 20:24

NVD link : CVE-2019-18269

Mitre link : CVE-2019-18269

CVE.ORG link : CVE-2019-18269

JSON object : View

Products Affected

CWE

CWE-412

Unrestricted Externally Accessible Lock

NVD-CWE-Other

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