CVE-2021-20596

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:mitsubishielectric:fx3u-enet-l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:fx3u-enet-p502_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:fx3u-enet_firmware:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-07-22 12:15

Updated : 2024-02-28 18:28


NVD link : CVE-2021-20596

Mitre link : CVE-2021-20596

CVE.ORG link : CVE-2021-20596


JSON object : View

Products Affected

mitsubishielectric

  • fx3u-enet-l_firmware
  • fx3u-enet-p502_firmware
  • fx3u-enet_firmware
CWE
CWE-476

NULL Pointer Dereference