CVE-2020-5546: High severity Mitsubishielectric Iu1-1m20-d Firmware vulnerability
Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows an attacker on the same network segment to stop the network functions or execute malware via a specially crafted packet.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-5546?
CVE-2020-5546 is an improper neutralization of argument delimiters in a command (argument injection) vulnerability in TCP function of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier.
What is the severity of CVE-2020-5546?
The severity of CVE-2020-5546 is high with a CVSS score of 8.8.
How does CVE-2020-5546 affect Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware?
CVE-2020-5546 allows an attacker on the same network segment to stop the network function.
Is Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 vulnerable to CVE-2020-5546?
Yes, Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier are vulnerable to CVE-2020-5546.
How can I fix CVE-2020-5546?
To fix CVE-2020-5546, update to a version of the firmware that is not affected by the vulnerability.