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01 Record

CVE-2020-12015

A specially crafted communication packet sent to the affected systems could cause a denial-of-service condition due to improper deserialization. This issue affects: Mitsubishi Electric MC Works64

UnratedPUBLISHEDCNA: icscert
CNA base scoreUnratedNo CNA CVSS vector

02 Description

A specially crafted communication packet sent to the affected systems could cause a denial-of-service condition due to improper deserialization. This issue affects: Mitsubishi Electric MC Works64

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.03% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 80.9% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-07-16 21:30Z6 YR AGO
Last updated
2024-08-04 11:48Z2 YR AGO
Reserved
2020-04-21
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.1
Document digest
14467b14472b5524173df99b6f6a08dcabb35e997a80ae24788f1582f3d261c3

05 Affected products

VendorProductVersionsPlatforms
Mitsubishi ElectricMC Works64version 4.02C (10.95.208.31) and earlier, all versions—
Mitsubishi ElectricMC Works32version 3.00A (9.50.255.02)—
ICONICSGenBroker32version 9.5 and prior—

06 References