Improper Access Control Vulnerability Affecting Mitsubishi GOT 1000 Series
CVE-2020-5647

9.8CRITICAL

Key Information:

Vendor
Mitsubishi Electric Corporation
Status
Gt14 Model Of Got 1000 Series
Vendor
CVE Published:
6 November 2020

Summary

An improper access control vulnerability has been identified in the TCP/IP function of the firmware of the Mitsubishi GOT 1000 series. This flaw allows a remote, unauthenticated attacker to disrupt network functions or execute malicious programs by sending specially crafted packets to vulnerable devices. The affected models include GT1455-QTBDE, GT1450-QMBDE, GT1450-QLBDE, GT1455HS-QTBDE, and GT1450HS-QMBDE, with specific CoreOS versions subject to this risk. Organizations utilizing these models should ensure they apply the necessary patches to mitigate potential threats.

Affected Version(s)

GT14 Model of GOT 1000 series (GT1455-QTBDE CoreOS version ’05.65.00.BD’ and earlier, GT1450-QMBDE CoreOS version ’05.65.00.BD’ and earlier, GT1450-QLBDE CoreOS version ’05.65.00.BD’ and earlier, GT1455HS-QTBDE CoreOS version ’05.65.00.BD’ and earlier, and GT1450HS-QMBDE CoreOS version ’05.65.00.BD’ and earlier)

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-310-02
x_refsource_MISC
https://www.mitsubishielectric.com/en/psirt/vulnerability...
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

.