CVE-2020-7559

2020-11-1921:04:25

CWE-120

schneider

www.cve.org

cve-2020-7559

buffer copy without checking size of input

plc simulator

ecostruxure control expert

modbus

EPSS

0.001

Percentile

47.8%

JSON

A CWE-120: Buffer Copy without Checking Size of Input (‘Classic Buffer Overflow’) vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request over Modbus.

CNA Affected

[
  {
    "product": "PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) ",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)"
      }
    ]
  }
]