CVE-2021-20596 Detail

Description

NULL Pointer Dereference in MELSEC-F Series FX3U-ENET firmware version 1.14 and prior, FX3U-ENET-L firmware version 1.14 and prior and FX3U-ENET-P502 firmware version 1.14 and prior allows a remote unauthenticated attacker to cause a DoS condition in communication by sending specially crafted packets. Control by MELSEC-F series PLC is not affected and system reset is required for recovery.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


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Hyperlink Resource
https://jvn.jp/vu/JVNVU94348759/index.html
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-006_en.pdf

Weakness Enumeration

CWE-ID CWE Name Source

Change History

0 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-20596
NVD Published Date:
07/22/2021
NVD Last Modified:
07/22/2021
Source:
Mitsubishi Electric Corporation