Critical severity9.8NVD Advisory· Published Aug 3, 2023· Updated Jun 17, 2026
CVE-2023-3346
CVE-2023-3346
Description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in MITSUBSHI CNC Series allows a remote unauthenticated attacker to cause Denial of Service (DoS) condition and execute arbitrary code on the product by sending specially crafted packets. In addition, system reset is required for recovery.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43System Number BND-2053W000 versions A8 and prior+ 9 more
- (no CPE)range: System Number BND-2053W000 versions A8 and prior
- (no CPE)range: System Number BND-2054W000 versions A8 and prior
- (no CPE)range: System Number BND-2005W000 versions FB and prior
- (no CPE)range: System Number BND-2006W000 versions FB and prior
- (no CPE)range: System Number BND-2007W000 versions FB and prior
- (no CPE)range: System Number BND-2008W000 versions FB and prior
- (no CPE)range: System Number BND-2009W000 versions FB and prior
- (no CPE)range: System Number BND-2036W000 versions BF and prior
- (no CPE)range: System Number BND-1018W000 versions LF and prior
- (no CPE)range: System Number BND-1022W000 versions LF and prior
System Number BND-2051W000 versions A8 and prior+ 1 more
- (no CPE)range: System Number BND-2051W000 versions A8 and prior
- (no CPE)range: System Number BND-2052W000 versions A8 and prior
- cpe:2.3:o:mitsubishielectric:c80_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:e70_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:e80_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m70v_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m720vs_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m720vs_15-type_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m720vw_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m730vs_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m730vs_15-type_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m730vw_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m750vs_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m750vs_15-type_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m750vw_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m80_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m800s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m800vs_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m800vw_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m800w_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m80v_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m80vw_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:m80w_firmware:-:*:*:*:*:*:*:*
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M720VWv5Range: System Number BND-1015W000 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M730VWv5Range: System Number BND-1015W000 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M750VWv5Range: System Number BND-1015W002 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M720VSv5Range: System Number BND-1012W000 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M730VSv5Range: System Number BND-1012W000 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC M700V Series M750VSv5Range: System Number BND-1012W002 versions LF and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC IoT Unit Remote Service Gateway Unitv5Range: System Number BND-2041W001 versions AD and prior
- Mitsubishi Electric Corporation/MITSUBISHI CNC IoT Unit Data Acquisition Unitv5Range: System Number BND-2041W002 all versions
Patches
Vulnerability mechanics
References
3- jvn.jp/vu/JVNVU90352157/index.htmlnvdThird Party Advisory
- www.cisa.gov/news-events/ics-advisories/icsa-23-208-03nvdThird Party AdvisoryUS Government Resource
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-007_en.pdfnvdVendor Advisory
News mentions
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