Null Pointer Dereference Vulnerability in Mitsubishi Electric MELQIC IU1 Series Firmware
CVE-2020-5544

9.8CRITICAL

Key Information:

Vendor

Mitsubishi Electric Corporation

Status
Mitsubishi Electric Melqic Iu1 Series
Vendor
CVE Published:
16 March 2020

What is CVE-2020-5544?

A null pointer dereference vulnerability has been identified in the TCP function of Mitsubishi Electric's MELQIC IU1 series firmware, specifically in version 1.0.7 and earlier. This flaw allows remote attackers to disrupt network functionalities or potentially execute malicious code by sending specially crafted packets. Organizations using the affected firmware should assess their systems for risk and consider upgrading to mitigative versions to enhance network security.

Affected Version(s)

Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier

References

https://jvn.jp/en/vu/JVNVU92370624/index.html
x_refsource_MISC
https://www.mitsubishielectric.co.jp/psirt/vulnerability/...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.