CVE-2020-5666

2020-11-1600:49:55

jpcert

www.cve.org

vulnerability

melsec iq-r series

remote attacker

http packet

denial-of-service

EPSS

0.009

Percentile

83.0%

JSON

Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series CPU Modules (R00/01/02CPU Firmware versions from ‘05’ to ‘19’ and R04/08/16/32/120(EN)CPU Firmware versions from ‘35’ to ‘51’) allows a remote attacker to cause an error in a CPU unit via a specially crafted HTTP packet, which may lead to a denial-of-service (DoS) condition in execution of the program and its communication.

CNA Affected

[
  {
    "product": "MELSEC iQ-R Series CPU Modules",
    "vendor": "Mitsubishi Electric Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "R00/01/02CPU Firmware versions from '05' to '19' and R04/08/16/32/120(EN)CPU Firmware versions from '35' to '51'"
      }
    ]
  }
]