Lack of administrator control over security vulnerability 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 denial-of-service (DoS) condition in communication function of the product or other unspecified effects by sending specially crafted packets to an unnecessary opening of TCP port. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: Mitsubishi
Published: 2022-01-14T19:04:45
Updated: 2024-08-03T17:45:44.790Z
Reserved: 2020-12-17T00:00:00
Link: CVE-2021-20612
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-01-14T20:15:09.850
Modified: 2024-11-21T05:46:52.860
Link: CVE-2021-20612
Redhat
No data.