CVE-2020-13238 | BDVDB-2026-137152 Detail

Description#

Mitsubishi MELSEC iQ-R Series PLCs with firmware 33 allow attackers to halt the industrial process by sending an unauthenticated crafted packet over the network, because this denial of service attack consumes excessive CPU time. After halting, physical access to the PLC is required in order to restore production.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-001_en.pdf
http://jvn.jp/vu/JVNVU97662844/index.html
https://www.us-cert.gov/ics/advisories/icsa-20-161-02

Exploit#

No public exploit known

History#

Version 12020-06-10Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.