CVE-2020-6986

In all versions of Omron PLC CJ Series, an attacker can send a series of specific data packets within a short period, causing a service error on the PLC Ethernet module, which in turn causes a PLC service denied result.

CVSS v3 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://www.us-cert.gov/ics/advisories/icsa-20-063-03	Mitigation Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:omron:plc_cj1_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:omron:plc_cj1:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:omron:plc_cj2_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:omron:plc_cj2:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-03-05 21:15

Updated : 2023-12-10 13:13

NVD link : CVE-2020-6986

Mitre link : CVE-2020-6986

CVE.ORG link : CVE-2020-6986

JSON object : View

Products Affected

omron

plc_cj1_firmware
plc_cj2_firmware
plc_cj2
plc_cj1

CWE

CWE-400

Uncontrolled Resource Consumption

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