melsec iq-r r08 cpu firmware vulnerabilities and fixes

Recent CVEs affecting melsec iq-r r08 cpu firmware, with upgrade or downgrade steps. 4 tracked.

Also searched as: melsec iq r r08 cpu firmware, melseciq-rr08cpufirmware.

melsec iq-r r08 cpu firmware has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2022-12-23. Highest priority: CVE-2021-20611 (score 53/100).

• CVE-2022-33324 HIGH 7.5 UPGRADE UPGRADE Improper Resource Shutdown or Release vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series R00/
• CVE-2021-20611 HIGH 7.5 UPGRADE UPGRADE Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC iQ-R Se
• CVE-2021-20610 HIGH 7.5 UPGRADE UPGRADE Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric MELSEC iQ-R Series R0
• CVE-2021-20609 HIGH 7.5 UPGRADE UPGRADE Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC

FAQ

How do I fix melsec iq-r r08 cpu firmware vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is melsec iq-r r08 cpu firmware being exploited right now?

None of the tracked melsec iq-r r08 cpu firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which melsec iq-r r08 cpu firmware CVE should I patch first?

CVE-2021-20611 currently ranks highest (53/100): Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC iQ-R Se.

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