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Vulnerability CVE-2021-20591
Published: 2021-06-11
| Description: |
Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition. |
References: |
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf
https://jvn.jp/vu/JVNVU98060539/index.html
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