CVE-2021-20613

MITRE NVD CVE.ORG Print: PDF PDF

Summary

CVECVE-2021-20613
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-01-14 20:15:00 UTC
Updated2022-01-21 18:04:00 UTC
DescriptionImproper initialization vulnerability in MELSEC-F series FX3U-ENET Firmware version 1.16 and prior, FX3U-ENET-L Firmware version 1.16 and prior and FX3U-ENET-P502 Firmware version 1.16 and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition in communication function of the product by sending specially crafted packets. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.

Risk And Classification

Problem Types: CWE-665

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Mitsubishielectric Fx3u-enet - All All All
Hardware Mitsubishielectric Fx3u-enet-l - All All All
Operating System Mitsubishielectric Fx3u-enet-l Firmware All All All All
Hardware Mitsubishielectric Fx3u-enet-p502 - All All All
Operating System Mitsubishielectric Fx3u-enet-p502 Firmware All All All All
Operating System Mitsubishielectric Fx3u-enet Firmware All All All All

References

ReferenceSourceLinkTags
JVNVU#93268332: MELSEC FシリーズEthernetインタフェースブロックにおける複数の脆弱性 MISC jvn.jp
www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-024_en.pdf MISC www.mitsubishielectric.com
Mitsubishi Electric MELSEC-F Series | CISA MISC www.cisa.gov
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report