Incorrect Pointer Scaling Vulnerability in Mitsubishi Electric MELSEC-Q and MELSEC-L Series CPU Modules
CVE-2024-0802

9.8CRITICAL

Key Information:

Vendor

Mitsubishi Electric Corporation

Status
Melsec-q Series Q03udecpu
Melsec-q Series Q04udehcpu
Melsec-q Series Q06udehcpu
Melsec-q Series Q10udehcpu
Vendor
CVE Published:
15 March 2024

What is CVE-2024-0802?

The Incorrect Pointer Scaling vulnerability in Mitsubishi Electric's MELSEC-Q and MELSEC-L Series CPU modules presents significant security risks. This vulnerability allows a remote unauthenticated attacker to exploit a weakness by sending specially crafted packets. Successful exploitation can lead to the unauthorized reading of arbitrary information or even the execution of malicious code on affected devices. Organizations using these CPU modules should assess their systems and apply available mitigations to secure their infrastructure.

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Affected Version(s)

MELSEC-L Series L02CPU The first 5 digits of serial No. "26041" and prior

MELSEC-L Series L02CPU-P The first 5 digits of serial No. "26041" and prior

MELSEC-L Series L06CPU The first 5 digits of serial No. "26041" and prior

References

https://www.mitsubishielectric.com/en/psirt/vulnerability...
vendor-advisory
https://jvn.jp/vu/JVNVU99690199/
government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-24-0...
government-resource

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

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