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Medium severity5.3NVD Advisory· Published Nov 6, 2023· Updated Jun 17, 2026

CVE-2023-4625

CVE-2023-4625

Description

Improper Restriction of Excessive Authentication Attempts vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F/iQ-R Series CPU modules Web server function allows a remote unauthenticated attacker to prevent legitimate users from logging into the Web server function for a certain period after the attacker has attempted to log in illegally by continuously attempting unauthorized login to the Web server function. The impact of this vulnerability will persist while the attacker continues to attempt unauthorized login.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

81
  • Mitsubishielectric/MELSEC iQ-F Series CPU modulellm-fuzzy
  • Mitsubishielectric/MELSEC iQ-F Series FX5-ENETcpe-rescue54 versions
    all versions+ 53 more
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
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    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions (for serial number 17X**** and later)
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
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    • (no CPE)range: all versions
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    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
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    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
    • (no CPE)range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MR/DS-TSv5
    Range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DSSv5
    Range: all versions (for serial number 17X**** and later)
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DSS-TSv5
    Range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-32MT/DS-TSv5
    Range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-64MT/DSSv5
    Range: all versions (for serial number 17X**** and later)
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UC-96MT/DSSv5
    Range: all versions (for serial number 17X**** and later)
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UJ-24MT/DSSv5
    Range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UJ-40MT/DSSv5
    Range: all versions
  • Mitsubishi Electric Corporation/MELSEC iQ-F Series FX5UJ-60MT/DSSv5
    Range: all versions
  • Mitsubishielectric/MELSEC iQ-R Seriescpe-rescue17 versions
    versions 05 or later+ 16 more
    • (no CPE)range: versions 05 or later
    • (no CPE)range: versions 05 or later
    • (no CPE)range: versions 05 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 37 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 37 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 37 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 35 or later
    • (no CPE)range: versions 37 or later

Patches

Vulnerability mechanics

References

3

News mentions

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