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01 Record

CVE-2020-12007

A specially crafted communication packet sent to the affected devices could allow remote code execution and a denial-of-service condition due to a deserialization vulnerability. This issue affects:

UnratedPUBLISHEDCNA: icscert
CNA base scoreUnratedNo CNA CVSS vector

02 Description

A specially crafted communication packet sent to the affected devices could allow remote code execution and a denial-of-service condition due to a deserialization vulnerability. This issue affects:

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
3.93% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 89.9% of scored records. A rank, not a probability.
NVD base score
9.8 (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:H/I:H/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 21:49Z6 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
b23602f16125cc5dbb51b696c5f777165eacb42d96bc5d8111a4bae44c5cbbb7

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)—
ICONICSGenBroker32v9.5 and prior—

06 References