CVE-2020-5665

Improper check or handling of exceptional conditions in MELSEC iQ-F series FX5U(C) CPU unit firmware version 1.060 and earlier allows an attacker to cause a denial-of-service (DoS) condition on program execution and communication by sending a specially crafted ARP packet.

CVSS v3.0 7.4 HIGH
CVSS v2.0 3.3 LOW

7.4^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 4.0

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

3.3^/10

CVSS v2.0 : LOW

Vector : AV:A/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 6.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-018_en.pdf	Vendor Advisory
https://jvn.jp/vu/JVNVU95638588/index.html	Third Party Advisory
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-018.pdf	Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-345-01	Third Party Advisory US Government Resource

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:mitsubishielectric:melsec_iq-f_fx5u_cpu_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:mitsubishielectric:melsec_iq-f_fx5u_cpu:-:*:*:*:*:*:*:*

Information

Published : 2020-12-13 19:15

Updated : 2021-07-21 04:39

NVD link : CVE-2020-5665

Mitre link : CVE-2020-5665

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

mitsubishielectric

melsec_iq-f_fx5u_cpu_firmware
melsec_iq-f_fx5u_cpu

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