ICSA-21-147-05

icsaUScisa_csaf_ot

Mitsubishi Electric MELSEC iQ-R Series

Advisory ansehen veröffentlicht 2021-05-27

Successful exploitation of this vulnerability may prevent legitimate clients from connecting to an affected product.

01

beschreibt (1)

Zugehörige CVEs.

IDSchweregrad ausnutzbar
CVE-2021-20591UShigh7.5—
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, R08/16/32/12…
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Referenzen

Externe Belege — Patches, Meldungen, Analysen.

03

Behebungen (5)

  • MitigationR00/01/02CPU

    If Port 5007 of the MELSOFT transmission port (TCP/IP) is not used, set b2 to "1" in advance. See MELSEC iQ-R Ethernet User's Manual (Application) Appendix 3, Buffer Memory for more information.

  • MitigationR04/08/16/32/120(EN)CPU

    If Port 5007 of the MELSOFT transmission port (TCP/IP) is not used, set b2 to "1" in advance. See MELSEC iQ-R Ethernet User's Manual (Application) Appendix 3, Buffer Memory for more information.

  • MitigationR08/16/32/120PCPU

    If Port 5007 of the MELSOFT transmission port (TCP/IP) is not used, set b2 to "1" in advance. See MELSEC iQ-R Ethernet User's Manual (Application) Appendix 3, Buffer Memory for more information.

  • MitigationR08/16/32/120PSFCPU

    If Port 5007 of the MELSOFT transmission port (TCP/IP) is not used, set b2 to "1" in advance. See MELSEC iQ-R Ethernet User's Manual (Application) Appendix 3, Buffer Memory for more information.

  • MitigationR08/16/32/120SFCPU

    If Port 5007 of the MELSOFT transmission port (TCP/IP) is not used, set b2 to "1" in advance. See MELSEC iQ-R Ethernet User's Manual (Application) Appendix 3, Buffer Memory for more information.

scry

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