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CVE-2021-22789

🗓️ 02 Sep 2021 16:52:25Reported by schneiderType 
cve
 cve
🔗 web.nvd.nist.gov👁 40 Views

CVE-2021-22789: Buffer overflow vulnerability in Modicon PLC controller

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Detection
Affected
Refs
NVD
Node
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[
  {
    "product": "Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions)",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions)"
      }
    ]
  }
]

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29 May 2026 15:16Current
6.4Medium risk
Vulners AI Score6.4
CVSS 24
CVSS 3.16.5
EPSS0.00437
40