Improper access control vulnerability in TCP/IP function included in the firmware of MELSEC iQ-R series (RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before) allows a remote unauthenticated attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2020-10-30T03:35:53

Updated: 2024-08-04T08:39:25.477Z

Reserved: 2020-01-06T00:00:00

Link: CVE-2020-5656

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-11-02T21:15:33.960

Modified: 2024-11-21T05:34:26.180

Link: CVE-2020-5656

cve-icon Redhat

No data.