Mitsubishielectric FX3UC Firmware vulnerabilities

2 CVEs affecting Mitsubishielectric FX3UC Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-4562, published 2023-10-13.

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Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2020-5527, published 2020-03-30. High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days. When MELSOFT transmission port (UDP/IP) of Mitsubishi Electric MELSEC iQ-R series (all versions), MELSEC iQ-F series (all versions), MELSEC Q series (all versions), MELSEC L series (all versions),…
• CVE-2023-4562, published 2023-10-13. Critical severity, CVSS 9.1. EPSS: 1.2% chance of exploitation in the next 30 days. Improper Authentication vulnerability in Mitsubishi Electric Corporation MELSEC-F Series main modules allows a remote unauthenticated attacker to obtain sequence programs from the product or write…