High severity8.6NVD Advisory· Published Nov 30, 2022· Updated Jun 17, 2026
CVE-2022-40265
CVE-2022-40265
Description
Improper Input Validation vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series RJ71EN71 Firmware version "65" and prior and Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120ENCPU Network Part Firmware version "65" and prior allows a remote unauthenticated attacker to cause a Denial of Service condition by sending specially crafted packets. A system reset is required for recovery.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10- Range: <=65
<=65+ 1 more
- (no CPE)range: <=65
- (no CPE)range: Network Part Firmware version "65" and prior
- Range: Firmware version "65" and prior
- cpe:2.3:o:mitsubishielectric:rj71en71_firmware:*:*:*:*:*:*:*:*Range: <=65
- cpe:2.3:o:mitsubishielectric:r04encpu_firmware:*:*:*:*:*:*:*:*Range: <=65
- cpe:2.3:o:mitsubishielectric:r08encpu_firmware:*:*:*:*:*:*:*:*Range: <=65
- cpe:2.3:o:mitsubishielectric:r16encpu_firmware:*:*:*:*:*:*:*:*Range: <=65
- cpe:2.3:o:mitsubishielectric:r32encpu_firmware:*:*:*:*:*:*:*:*Range: <=65
- cpe:2.3:o:mitsubishielectric:r120encpu_firmware:*:*:*:*:*:*:*:*Range: <=65
Patches
Vulnerability mechanics
References
2- jvn.jp/vu/JVNVU94702422nvdThird Party Advisory
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-017_en.pdfnvdVendor Advisory
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